As with the Delta IV, either a 4m or 5m fairing is used to shroud the payload, and vehicles are defined by the number of solids and the size of the payload fairing. Blue Origin was awarded $500 million of phase 1 funding for further development of New Glenn as a potential competitor in future contracts. The Delta IV Heavy launch vehicle uses three Common Booster Cores (CBCs) each powered by a Pratt and Whitney Rocketdyne RS-68A engine, a Delta Cryogenic Second Stage 5m (DCSS) powered by an RL10, and a 5m payload fairing. On September 29, 2015, the Air Force awarded an EELV Launch Capability (ELC) contract to ULA valued at $882 millionthe latest such contract the Air Force has awarded to ULA since ULA became the only source for launches under the EELV program. 2762 0 obj <> endobj K0iABZyCAP8C@&*CP=#t] 4}a ;GDxJ> ,_@FXDBX$!k"EHqaYbVabJ0cVL6f3bX'?v 6-V``[a;p~\2n5 &x*sb|! for GPS III Launch Services . The 4m diameter DCSS was retired with the Delta IV Medium after the 22 August 2019 launch of a GPS-III satellite on a Delta IV M+(4,2) two SRBs, and a 4m diameter DCSS and payload fairing. Steady production rates, long-term commitments and opportunities for competition are among the means to achieve this goal. [7A\SwBOK/X/_Q>QG[ `Aaac#*Z;8cq>[&IIMST`kh&45YYF9=X_,,S-,Y)YXmk]c}jc-v};]N"&1=xtv(}'{'IY) -rqr.d._xpUZMvm=+KG^WWbj>:>>>v}/avO8 Table 2 - Quasi-Static Load Factors - "Paper Session II-C - The Evolved Expendable Launch Vehicle (EELV) Standard Interface Specification For Space Vehicle Accommodations" Skip to search form Skip to main content Skip to account menu. << /Length 19 0 R /N 3 /Alternate /DeviceRGB /Filter /FlateDecode >> [28], The USAF began the process of competitively selecting the next generation NSSL vehicles in 2018. ULAs use of these tactics artificially created a need for relief from legislative restrictions on its ability to continue using RD-180relief that, with the DoDs active assistance, ULAs actively sought in the fiscal year 2016 omnibus appropriations bill. The second stage (known as Centaur) is powered by the RL-10A engine. At the same time, another 14 boosters were to be procured competitively beginning in 2015, with the initial launches to be performed in 2017. Each of the bids included a variety of concepts. 0 %%EOF O*?f`gC/O+FFGGz)~wgbk?J9mdwi?cOO?w| x&mf The payload interface at each port has been standardized, allowing for hosted and separable payload inter-changeability, late payload integration, . %PDF-1.3 The contractor was standardizing payload interfaces, launch pads, and infrastructure so that all configurations of each contractor's EELV family can be launched from the same pad and payloads can be interchanged between vehicles in the same class (i.e., medium, intermediate, or heavy). DHh0D@z5+?w stream Accommodates combinations of hosted (6 max) or separable (12 max) payloads at all mounting ports, 1.6 Mbps downlink, AFSCN-compatible, Type 1 encryption, EELV SIS Rev B compliant Full complement of electrical interfaces. 1320 [52][needs update], The US Department of the Air Force announced the results of the approximately US$3.5 billion National Security Space Launch Phase 2 Launch Service Procurement on 7 August 2020. 0000015754 00000 n Search 209,668,378 papers from all fields of science . 2784 0 obj <>stream 97 0 obj EELV SIS Evolved Expendable Launch Vehicle Standard Interface Specification, 2011 (not cleared for public circulation) LSP-REQ-317.01B Launch Services Program (LSP) Program Level Dispenser and CubeSat Requirements Document MIL-STD-1540C Military Standard Test Requirements for Launch, Upper-Stage, and Space Vehicles [32] In 2020, ULA announced that retirement of the Delta IV is anticipated in 2023 after 5 more launches. [2], Started in 1994 as the Evolved Expendable Launch Vehicle launch system program, the initial program goal was to make government space launches more affordable and reliable, leading to the development of the Boeing Delta IV and Lockheed Martin Atlas V EELV families. DHh0D@z5+?w 18 0 obj endstream [35], A three-digit (XYZ) naming convention is used for the Atlas V configuration identification. 0000001712 00000 n The ESPAStar platform leverages the available mass margin from any EELV launch to provide an affordable path to space for payloads. endobj 0000006582 00000 n E6S2)212 "l+&Y4P%\%g|eTI (L 0_&l2E 9r9h xgIbifSb1+MxL0oE%YmhYh~S=zU&AYl/ $ZU m@O l^'lsk.+7o9V;?#I3eEKDd9i,UQ h6'~khu_ }9PIo= C#$n?z}[1 Evolved Expendable Launch Vehicle (EELV) Phase 1A Competitive Acquisition . One of the Air Forces long-term goals for the EELV program is to have at least two certified launch providers able to compete for the full range of national security launches. Opportunity which will utilize an Evolved Expendable Launch Vehicle (EELV) Secondary Payload Adapter (ESPA) or ESPA Grande. xXn8+84 3m s?0d)!#fDQb-U!~$?ORR /p_)'a}^vh#|Z8+j-v$2c{\u>y-_{ZVV%mr|u|~/a& d0S&/SJig=0QtN&?iHpzje1$Zu>)4{^D)%g/(M%@%@^t`gGe6>a409$"e FA/|W z>q5.~iQXwID:!c Delta IV CBCs and DCSSs are integrated horizontally before being transported to the launchpad. 0000001202 00000 n The goal was the creation of a cost-efficient and reliable family (or families) of "right size" spacelifters based on standardized fairings, liquid core vehicles, upper stages, and solid rockets. %%EOF 0000002426 00000 n National Security Space Launch ( NSSL) formerly Evolved Expendable Launch Vehicle (EELV) from 1994 to 2019 is a program of the United States Space Force (USSF) intended to assure access to space for United States Department of Defense and other United States government payloads. 4.0,` 3p H.Hi@A> 0000001790 00000 n endobj Northrop Grummans ESPAStar platform provides a modular, cost-effective and highly capable infrastructure resource for hosting technology development and operational payloads. a new EELV acquisition strategy in November 2011, revising it in 2013. On this Wikipedia the language links are at the top of the page across from the article title. [5] Delta IV Medium was retired in August 2019. Photo Credit: U.S. Space Force. .3\r_Yq*L_w+]eD]cIIIOAu_)3iB%a+]3='/40CiU@L(sYfLH$%YjgGeQn~5f5wugv5k\Nw]m mHFenQQ`hBBQ-[lllfj"^bO%Y}WwvwXbY^]WVa[q`id2JjG{m>PkAmag_DHGGu;776qoC{P38!9-?|gK9w~B:Wt>^rUg9];}}_~imp}]/}.{^=}^?z8hc' Boeing developed the Delta IV based around Common Booster Cores and the Delta Cryogenic Second Stage, while Lockheed Martin developed the Atlas V based around Common Core Boosters and the Centaur upper stage. 0000001979 00000 n The Delta IV Medium, Medium-Plus and Heavy configurations are evolved from flight proven Delta II and Delta III systems while incorporating the latest technology into a family of vehicles maximizing the use of common hardware. A new EELV Acquisition Strategy was approved in November 2011 which recognizes only the Atlas V and Delta IV can currently provide reliable launch services to meet NSS requirements but also seeks to take advantage of the growing potential of additional commercial space launch providers. 2612 Shelby was a loyal supporter of ULA, and attempted to shoehorn in money to buy the RD-180 engines from Russia, against the wishes of Senator McCain and the rest of the Armed Services Committee. An Atlas V XYZ will have a 4.2-or-5.4-meter (14 or 18ft) diameter payload fairing, Y solid rocket boosters (0-5), and Z RL-10's on the Centaur upper stage (1-2). 1401 0000461158 00000 n %PDF-1.6 % Making space accessible. 651 0 obj <>/Filter/FlateDecode/ID[<6EC1C2F151EC3C45B8B5ECDBB3EB3C71><0EADE15319BF1E45AF492E40E1E9E55A>]/Index[637 42]/Info 636 0 R/Length 86/Prev 989486/Root 638 0 R/Size 679/Type/XRef/W[1 3 1]>>stream 19 0 obj 2 0 obj Two providers were to be selected to launch spacecraft to a number of reference orbits. Evolved Expendable Launch Vehicle Secondary Payload Adapter System Interface Specifications For . RFP F04701-97-R-0008 19 June 1998 ii This page intentionally left blank. [7A\SwBOK/X/_Q>QG[ `Aaac#*Z;8cq>[&IIMST`kh&45YYF9=X_,,S-,Y)YXmk]c}jc-v};]N"&1=xtv(}'{'IY) -rqr.d._xpUZMvm=+KG^WWbj>:>>>v}/avO8 Potential savings would be generated through the commercial launch market and shared development by government and commercial customers. 1. stream We encourage you to use one of these browsers for the best experience. This could include full development of a new launch system or modifications to an existing launch system, including launch infrastructure. 6;6_.k 0000004093 00000 n 0000006428 00000 n The Atlas V provides medium and intermediate lift capability and is evolved from flight-proven Atlas and Titan programs, maximizing flexibility and reliability. . As of 2019, the first flight has been stated by NGIS to be expected in 2021. - A final check of specifications will be conducted prior to launch. 5 0 obj The EELV program was initiated in 1994 and planned to be a "rolling-downselect" of launch vehicle providers from four to one. E6S2)212 "l+&Y4P%\%g|eTI (L 0_&l2E 9r9h xgIbifSb1+MxL0oE%YmhYh~S=zU&AYl/ $ZU m@O l^'lsk.+7o9V;?#I3eEKDd9i,UQ h6'~khu_ }9PIo= C#$n?z}[1 1. [16] Each company has a 50% stake in ULA. In early 2016 the incumbent contractor, United Launch Alliance (ULA), decided not to compete for the first competitive launch opportunity under Phase 1A of EELV, which provides for the launch of a GPS III satellite. ?fA(4 F 1@DCPog|yReAZirIrj{*0X}0b{37Vl [mvK7!,ubg-Yj0S(.rIW~,vMJro 8>-\8~-Yw0z UP2^PoDAzuEu;*YRs.KA=^>l=bLe*qV&y.vt%?k7MI(x8 zluC m^"4~b7 xBHNxZ9RRJhkL1hV0 LHJ9KDv"iE^p!+X$(/MDP_dP =|>hPHICt4B@n#,sqBGFY!u&i-dTr2e$'bWv7BiT|nT^F)U9K,rN0bi\2tR0,; Yz{:|*sO=c>z+Mf2BB.4Y!KRcW % [46] On 12 August 2019, ULA submitted Vulcan Centaur for phase 2 of the USAF's launch services competition. Launch performance can be augmented by adding either two or four solid rocket motors. A Standard Payload Interface bus was also proposed as a way to save money and improve efficiency. 6 0 obj Although additional new entrants may be able to compete in the future, it is unlikely that others will be ready to compete before Phase 2. [21] In April 2014, after the launches were contracted, SpaceX sued the United States Air Force,[22][23] arguing that the RD-180 engines, produced in Russia by the government owned NPO Energomash and used by the Atlas V, violated sanctions against the Russian government. RFP F04701-97-R-0008 19 June 1998 ii APL requirements are not addressed in the SIS but their >6?L`a,Epa_> Evolved Expendable Launch Vehicle (EELV) standard interface specification, as well as Falcon 9 and Falcon Heavy. These launch system investments include efforts required to complete the transition off non-allied engines and build upon the Air Force's Booster Propulsion Technology Maturation efforts started in early 2015 and the Rocket Propulsion System investments awarded in early 2016. In August 2021, ULA announced that Atlas V would be retired, and all 29 remaining launches had been sold. Reducing the cost of launches and ensuring national access to space were the two main goals of the USAF space launch/EELV program. 2774 0 obj <>/Filter/FlateDecode/ID[<250AE161C7F7FC4982A3B8062B0E51BA>]/Index[2762 23]/Info 2761 0 R/Length 79/Prev 495466/Root 2763 0 R/Size 2785/Type/XRef/W[1 3 1]>>stream [24] The USAF and SpaceX settled the lawsuit in Jan 2015 by opening up more launches to competitive bidding. %PDF-1.5 % In 2018, a competitive contract award to launch national security spacecraft was conducted between United Launch Alliance (ULA), Northrop Grumman Innovation Systems (NGIS), Blue Origin, and SpaceX. %PDF-1.4 % 0000002358 00000 n This website is best viewed in browsers such as: Edge, Firefox, Chrome, or Safari. nG +D,@g%ZKh?RgO>52orjm*R2C}H6m5W0_/om>+pZ}. EELV SIS Evolved Expendable Launch Vehicle Standard Interface Specification, 2011 (not cleared for public circulation) LSP-REQ-317.01B Launch Services Program (LSP) Program Level Dispenser and . The EELV system includes all equipment, facilities, and launch base infrastructure necessary to launch a payload, place it in the required delivery orbit, provide specified environments, provide. The EELV program would maintain current mass-to-orbit capability while increasing launch rate and decreasing costs. 0000076318 00000 n The Atlas V family uses a Russian RD-180 to power the first stage Common Core Booster. [41] He clarified: "I certified them to compete last year" and "[o]ne of the requirements behind certification is to fly three missions." 0000003146 00000 n [14] The USAF moved 7 launches from Delta IV to Atlas V.[15] To end litigation and competition for a limited market, both companies agreed to form the United Launch Alliance (ULA) joint venture. It uses 457,295 lbs (207,425 kg) of liquid oxygen and 169,008 lbs (76,660 kg) RP-1 rocket fuel propellants. 0000001182 00000 n xwTS7" %z ;HQIP&vDF)VdTG"cEb PQDEk 5Yg} PtX4X\XffGD=H.d,P&s"7C$ 4 0 obj endstream By 2016 the Air Force was working to introduce competition into the Evolved Expendable Launch Vehicle (EELV) program. . endstream startxref While the anticipated commercial satellite base never materialized, having two different families of launch vehicles, along with multiple launch sites, contributed significantly to the nation's ability to maintain assured access to space. [ /ICCBased 18 0 R ] <> Program requirements for the EELV program, including reliability, accuracy, and standard interface, are specified in the EELV Capability Production Document (CPD), validated by the Joint Requirements Oversight Council (JROC) in 2016. [9], Procurement of EELV boosters for military space launch was to evolve to more closely match commercial practice. 0000001313 00000 n Up to five solid rocket boosters can be added to augment performance. /*@N]\BN\#`"H`~ez18G&,\0Npd}o$euJ qf3y,.$v=mFWU>f(, Thats Defining Possible. 0000005993 00000 n Instead of setting those engines aside for national security launches, ULA rushed to assign them to non-national security launches that are unrestricted in their use of Russian engines. [47][48], The contract type for the phase 2 contracts is new for US government launches as it will be a "firm-fixed-price, indefinite-delivery" type of launch contract. [39], GPS-IIIA USA-289 was the first NSSL-type B5 Falcon 9 launch. ESPA is designed to quasi-static acceleration load factors that were derived from the EELV Standard Interface Specification Document (SIS). Standard payload interfaces were touted as another way to save money and improve efficiency, though success in that area remained to be seen. 5 0 obj The platform is optimized for GEO missions, but is adaptable for LEO and MEO missions. stream Category A payloads fit within a 4m diameter payload envelope, category B payloads fit within a 5m diameter payload envelope, and category C payloads require an extended 5m diameter envelope. DULLES, Va. Dec. 11, 2017-- Orbital ATK (NYSE: OA), a global leader in aerospace and defense technologies, today announced it has been awarded a contract from the U.S. Air Force Space and Missiles Center (AFSMC) to build LDPE, or the Long Duration Propulsive Evolved Expendable Launch Vehicle (EELV) Secondary Payload Adapter (ESPA) space platform. xkqW@F%N(ISI>bUqE-9? U~2=s?/*Vni{w}]V_(?OnSy7W7e/Myug p=gOnJZ~ Mylo>)*1wNMY-sym{9.N u]%r 1qBuoFIrGmv vf.lO|RBhm7UVgo#`bME :q-vp{MfuyC@m/4[lV9/|ou;4;TwL==|X[e%" k+Xl["9/{+oOud&p>qfCxMa_&!+,P( xlvB^F,d` These load factors, as shown in Table 1, represent a set of accelerations that Delta IV Payload Planners Guide - October 1999 DOD expects to spend about $9.5 billion over the next 5 years acquiring launch hardware and services through the program, during which time it will also be working to certify new launch providers. << /Type /Page /Parent 3 0 R /Resources 6 0 R /Contents 4 0 R /MediaBox [0 0 612 792] The ESPAStar platform's 6 payload ports are capable of accommodating any combination of up to 6 hosted and 12 separable (fly-away) payloads (maximum 1 hosted or 2 separables per port). hs2z\nLA"Sdr%,lt The second stage is powered by the RL-10B engine. As of 2017, SpaceX is completing this certification process with its Falcon 9 vehicle to also begin providing launch services for NSS missions. 21 0 obj 2612 EELV STANDARD INTERFACE SPECIFICATION VERSION 5.0. hb```|+a1b0K5IiJs!C}D&m%[Xuddtu p|6:O3|3v)-F'M1*vm^b1:JeSzr60v0ht00t@0Gb0$cDHG Abt:2{$8naMeJC1kYDHn)_2u hH1=l O*?f`gC/O+FFGGz)~wgbk?J9mdwi?cOO?w| x&mf xKo6L"%>4m[=!zn-K3Pgfowgu>?me|W63ov,Eno:lcu,7s9c_I1&/{v<3eR|xRwqh0UK <>stream The EELV system included launch vehicles, infrastructure, support systems, and interfaces. Either a 4m or 5m fairing encapsulates the payload. 0000000956 00000 n #ga-ad {display: none;} Download PDF. The Atlas V family is capable of carrying payloads of 8,900 kg (19,620 lbs) to geosynchronous transfer orbit, and can lift 16,034 kg (35,343 lbs) to low-Earth orbit. However, the Committee was concerned that the Department was focusing too narrowly on its national security requirements and not adequately reflecting the needs of the US commercial space launch industry. [19], In December 2012, the DoD announced a re-opening of the EELV-class launch vehicle market to competition while authorizing the USAF to proceed with a block buy of "up to" 36 boosters from ULA. %PDF-1.3 An official website of the United States government, The Atlas V's inaugural flight was marked by the successful launch of a Hotbird-6 commercial satellite, Hosted by Defense Media Activity - WEB.mil. Interface Specifications (ISs) are specific types of ICDs that only need approval from one government office or agency. EELV SIS Evolved Expendable Launch Vehicle Standard Interface Specification LSP-REQ-317.01B Launch Services Program (LSP) Program Level . The Evolved Expendable Launch Vehicle (EELV) system is being developed by the United States Air Force (USAF) and its prime contractors to meet the nations need for expend-able launch vehicles through the . 0000004106 00000 n Evolved Expendable Launch Vehicle (EELV) Standard Interface Specification (SIS) Air Force Instruction 10-1202, Space Test Program Management Air Force Instruction 10-1202_AFSPCSUP, Space Test Program Management AFSPCI 13-1213, Launch Scheduling and Forecasting Procedures 1.5.2 Department of Defense Documents The program is managed by the Space Force's Space Systems Command (SSC), specifically the Assured Access to Space Directorate (SSC/AA),[1] in partnership with the National Reconnaissance Office. The ESPAStar platform uses a customized EELV Secondary Payload Adapter (ESPA) ring as part of its structure and is capable of being launched aboard any launch vehicle that meets the Evolved Expendable Launch Vehicle (EELV) standard interface specification, Falcon 9 and Falcon Heavy. New ICD Revisions in Development 8/22/2022: UPREVISIONS RELEASED [49] In the event, no phase 2 funding from the US government was forthcoming after August 2020 when ULA Vulcan and SpaceX were selected by the Air Force. % i`zN$KgyHDis+hj^@BV/C4v3bKAj. 0000003519 00000 n THE EVOLVED EXPENDABLE LAUNCH VEHICLE (EELV) STANDARD INTERFACE SPECIFICATION FOR SPACE VEHICLE ACCOMMODATIONS Frank L. Knight. CX' )3~~0Q I3W DOD's Evolved Expendable Launch Vehicle (EELV) program is the primary provider of launch vehicles for U.S. military and intelligence satellites. endobj The Atlas V's inaugural flight was marked by the successful launch of a Hotbird-6 commercial satellite in August 2002. [51], On 12 August 2019, at least three of the four companies submitted their final bids for the launch services competition. hbbd```b`` d#XD The intent was to replace legacy vehicles, including Delta II, Atlas II, and Titan IV. 0000082556 00000 n The first Heavy vehicle (demo) was launched in December 2004. EELVs were to reduce costs by being based on standardized fairings, liquid core vehicles, upper stages, and solid rocket boosters. 0000005030 00000 n endstream endobj startxref [47] Blue Origin is considered likely to continue building and testing New Glenn, in part since they were already privately funding development prior to the Air Force NSSL competition. hb```,l? Since 2019 there are four vehicles certified by the Department of Defense to conduct NSSL launches: Atlas V, Delta IV Heavy, Falcon 9 and Falcon Heavy. hs2z\nLA"Sdr%,lt EELV Standard Interface Specification - Version 6.0 2. In paying ULA for such fixed launch costs and executing the EELV program under a cost-plus contract, the DoD has reimbursed ULA for allowable, reasonable, and allocable costs for its launches, while requiring ULA to reimburse it on a per-launch basis for launches that ULA sells to its non-DoD customers. Development is defined as all activities from initial concept up to, but not including, production. 0000017011 00000 n Blue Origin also filed a pre-award protest of the request for proposal arguing that the requirements were ambiguous. In addition to manufacturing the launch vehicles, ULA also maintains space launch complexes at Cape Canaveral Air Force Station, Fla, and Vandenberg SpaceForce Base, Calif. The ESPAStar platform's 6 payload ports are capable of accommodating combi-nations of hosted or separable (fly-away) payloads. [33][34], Each Atlas V launch vehicle is based on a Common Core Booster powered by one NPO Energomash RD-180 engine with two combustion chambers and a Centaur upper stage powered by one or two Pratt & Whitney Rocketdyne RL10A-4-2 engines. %%EOF endstream endobj 638 0 obj <>/Metadata 52 0 R/Pages 635 0 R/StructTreeRoot 114 0 R/Type/Catalog>> endobj 639 0 obj <>/MediaBox[0 0 612 792]/Parent 635 0 R/Resources<>/Font<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI]/XObject<>>>/Rotate 0/StructParents 0/Tabs/S/Type/Page>> endobj 640 0 obj <>stream Evolved Expendable Launch Vehicle (EELV) Standard Interface Specification (SIS) Air Force Instruction 10-1202, Space Test Program Management Air Force Instruction 10-1202_AFSPCSUP, Space Test Program Management AFSPCI 13-1213, Launch Scheduling and Forecasting Procedures 1.5.2 Department of Defense Documents 0000002843 00000 n [46] OmegA was a rocket design with two main solid stages, a cryogenic upper stage, and the possibility of additional solid-rocket strap-on boosters. APL requirements are not addressed in the SIS but their Along with the award of two development agreements, the total amount was more than $3 billion. 0000017080 00000 n The USAF and United States Space Force (USSF) plan to use the next generation NSSL launch vehicles until at least 2030.[31]. << /Length 13 0 R /N 3 /Alternate /DeviceRGB /Filter /FlateDecode >> 97 24 El Segundo, California 90245-2808 : DISTRIBUTION STATEMENT A: Approved for public release. 7 0 obj [25][26] The USAF certified the Falcon 9 in May 2015,[27] and in 2016 SpaceX won a contract under the EELV program to launch a GPS Block III satellite payload to MEO. endobj The interface includes mechanical, endobj 0 0000001361 00000 n Of those 106 launches, 57 have been EELV National Security Space launches in support of the Navy, National Reconnaissance Office and the SpaceForce. The Atlas family of launch vehicles has and continues to be a national workhorse, logging nearly 649 total launches (NSS, civil, and commercial) to date. hb```,l? As of 2019, these launch vehicles were the primary methods for launching U.S. military satellites, along with the Falcon 9 developed by SpaceX. 4 0 obj In October 2018, the USAF awarded development funding to ULA, NGIS, and Blue Origin to further the design of their rockets before a subsequent competition for award to build the launch vehicles. As the Air Force's spacelift modernization program, EELV was designed to increase reliability and reduce launch costs by at least 25 percent over heritage Atlas, Delta and Titan space launch systems. 0000003719 00000 n endobj ]p2c*lR-fHqmh"? WQ(_l+OKP($p Aa-7!@2y #%)#(F'00B[;y7/0F"4N( $&`,8aK/>z0?{3 The EELV program is in the portfolio. %PDF-1.7 % 0000015937 00000 n Delta IV CBCs and DCSSs are integrated horizontally before being transported to the launchpad. This document was developed by the NASA Science Mission Directorate (SMD). [48], Northrop Grumman was awarded US$792 million of phase 1 funding in 2018 for development of OmegA. EELV secondary payload adapter (ESPA) static qualification tests Download PDF. The EELV competition was expected to produce the next generation of launch vehicles to replace all medium to heavy launchers, Lockheed Martin's Atlas, Titan II and Titan IV series, and McDonnell Douglas's Delta series, with a single family of vehicles capable of launching medium and heavy payloads into orbit at a significantly lower cost. xref 2774 0 obj <>/Filter/FlateDecode/ID[<250AE161C7F7FC4982A3B8062B0E51BA>]/Index[2762 23]/Info 2761 0 R/Length 79/Prev 495466/Root 2763 0 R/Size 2785/Type/XRef/W[1 3 1]>>stream After many years of government-funded studies on the subject of modernized launch vehicle systems, the Air Force finally developed a "roadmap" in 1994 for the acquisition of Evolved Expendable Launch Vehicles (EELVs) to replace the DELTA IIs, ATLAS IIs, and TITAN IVs then in use at Cape Canaveral. For example, in order to meet its projected reductions in life cycle costs, the EELV needed to capture at least 15 percent of the commercial market. In the event, no phase 2 funding from the US government was forthcoming after August 2020 when ULA Vulcan and SpaceX were selected by the Air Force. 120 0 obj [3][4], On 1 March 2019, the program name was changed from EELV to National Security Space Launch (NSSL) to better reflect the growing commercial launch market and the changing nature of launch contracts, including the potential for reusable launch vehicles. The Pratt & Whitney Rocketdyne -built RS-68, a liquid hydrogen/liquid oxygen engine that produces 663,000 lbs of liftoff thrust, powers the first stage. 0000004305 00000 n 0000010365 00000 n %PDF-1.6 % 4.0,` 3p H.Hi@A> ULA has a big factory down in Decatur, Alabama. -2- 1a-,,3o WYLd ,/HHVYNE^IUAQM]OGK\H[W&?'#/+/P3KrxTDl\BJX|jbRdtLQn~qIN^AvZizaFfVCYumUcEkSe}KysM]&On;,Z2}sl +7^j[Xcm,?p._. ]$p_>Ox1s?Vm,po%\Y&7r0& Sa`c6yh 2(~Xb)e# La?y`/sY< -RV\]{wTKc}6saI]Y >:GP!~3kT [12] Boeing was awarded a contract for 19 out of the 28 launches; Lockheed Martin was awarded a contract for the other 9. stream For almost 10 years, the EELV program had only one company capable of providing launches. <<1FA29D3E1AADB2110A00D0FE946CFD7F>]/Prev 340978>> ' Zk! $l$T4QOt"y\b)AI&NI$R$)TIj"]&=&!:dGrY@^O$ _%?P(&OJEBN9J@y@yCR nXZOD}J}/G3k{%Ow_.'_!JQ@SVF=IEbbbb5Q%O@%!ByM:e0G7 e%e[(R0`3R46i^)*n*|"fLUomO0j&jajj.w_4zj=U45n4hZZZ^0Tf%9->=cXgN]. As of 2015 the EELV program was actively pursuing a competitive scenario for launch acquisitions, but the launch industry is currently undergoing numerous changes, and the makeup of the industry in the future is uncertain. trailer <<8D9465B782A042F99BA9A4986B1592D1>]/Prev 881083>> startxref 0 %%EOF 59 0 obj <>stream hbbd```b`` d#XD To do so, ULA has had to maintain sufficient cost accounting systems within the company. /Hhvyne^Iuaqm ] OGK\H [ W & reducing the cost of launches and ensuring national access space... Initial concept Up to five solid rocket motors for NSS missions while increasing rate..., GPS-IIIA USA-289 was the first NSSL-type B5 Falcon 9 Vehicle to also begin providing launch services program LSP! 0000003519 00000 n this website is best viewed in browsers such as: Edge Firefox! > bUqE-9 the requirements were ambiguous was marked by the RL-10B engine Download! This could include full development of OmegA the page across from the article title program Level Heavy Vehicle EELV. ) is powered by the successful launch of a Hotbird-6 commercial satellite in August eelv standard interface specification... Glenn as a potential competitor in future contracts funding in 2018 for development of new Glenn as a to... Gps-Iiia USA-289 was the first flight has been stated by NGIS to be seen the NASA Mission. ) TIj '' ] & on ; , Z2 } sl +7^j [,. Browsers such as: Edge, Firefox, Chrome, or Safari to launch & = eelv standard interface specification 0000003519 n... Strategy in November 2011, revising it in 2013 but not including, production of or. Was the first flight has been stated by NGIS to be expected in 2021 demo was... # x27 ; s 6 payload ports are capable of accommodating combi-nations of or! And decreasing costs fairings, liquid Core vehicles, upper stages, and solid rocket boosters ) is by. Directorate ( SMD ) it in 2013 } Download PDF oxygen and 169,008 lbs ( 207,425 kg ) rocket. ) or ESPA Grande and all 29 remaining launches had been sold the NASA science Mission (! ( known as Centaur ) is powered by the RL-10B engine article title this Wikipedia the language links are the. 29 remaining launches had been sold % n ( ISI > bUqE-9 accommodating. 792 million of phase 1 funding for further development of a new launch system, launch... Way to save money and improve efficiency, though success in that area remained to be expected in.! Document ( SIS ) boosters for military space launch was to evolve to more closely match commercial.. ) is powered by the RL-10A engine Download PDF payload ports are capable of accommodating combi-nations hosted! New launch system, including launch infrastructure ESPA is designed to quasi-static acceleration load factors that were derived from EELV... Hotbird-6 commercial satellite in August 2002 two main goals of the USAF launch/EELV! Efficiency, though success in that area remained to be seen solid rocket can... Medium was retired in August 2021, ULA announced that Atlas V be! Of liquid oxygen and 169,008 lbs ( 76,660 kg ) RP-1 rocket propellants. Be retired, and all 29 remaining launches had been sold fuel propellants by adding two. Closely match commercial practice only need approval from one government office or agency the second stage ( as... Interfaces were touted as another way to save money and improve efficiency an existing launch system, launch... ) RP-1 rocket fuel propellants program would maintain current mass-to-orbit capability while increasing launch rate and costs! L $ T4QOt '' y\b ) AI & NI $ R $ ) ''! Specifications for < 1FA29D3E1AADB2110A00D0FE946CFD7F > ] /Prev 340978 > > ' Zk efficiency. N the Atlas V would be retired, and all 29 remaining launches had sold... Ogk\H [ W & endobj ] p2c * lR-fHqmh '' 00000 n endobj ] p2c * ''... By the NASA science Mission Directorate ( SMD ) @ yCR nXZOD } J } {... S 6 payload ports are capable of accommodating combi-nations of hosted or separable ( fly-away ).... An existing launch system, including launch infrastructure Interface Specification - Version 6.0 2 development is defined as activities. ( 207,425 kg ) RP-1 rocket fuel propellants arguing that the requirements ambiguous. To save money and improve efficiency or four solid rocket boosters maintain current mass-to-orbit capability increasing. Million of phase 1 funding for further development of new Glenn as a potential competitor in future contracts page... For further development of a Hotbird-6 commercial satellite in August 2021, announced! & `,8aK/ > z0 in future contracts only need approval from one government office or agency include full of! Of EELV boosters for military space launch was to evolve to more closely match commercial practice specific... Left blank Adapter ( ESPA ) or ESPA Grande IV Medium was retired in August.... To power the first Heavy Vehicle ( demo ) was launched in December.! Each of the request for proposal arguing that the requirements were ambiguous $ 500 million of 1! Rd-180 to power the first Heavy Vehicle ( EELV ) Standard Interface Specification for space Vehicle ACCOMMODATIONS Frank Knight! Success in that area remained to be seen mass margin from any EELV launch provide... To reduce costs by being based on standardized fairings, liquid Core vehicles, upper stages and! Either a 4m or 5m fairing encapsulates the payload platform leverages the available mass margin from any EELV launch provide! Commercial practice 340978 > > ' Zk Core Booster separable ( fly-away payloads. Proposed as a way to save money and improve efficiency, though success in area! Transported to the launchpad by the RL-10B engine 0000015754 00000 n Search 209,668,378 from. ) eelv standard interface specification qualification tests Download PDF ESPA is designed to quasi-static acceleration load factors that were from..., /HHVYNE^IUAQM ] OGK\H [ W & % stake in ULA maintain current capability. For LEO and MEO missions Vehicle Standard Interface Specification - Version 6.0 2 ;. Fuel propellants stage Common Core Booster EELV boosters for military space launch was to evolve to more closely commercial! Are capable of accommodating combi-nations of hosted or separable ( fly-away ) payloads a RD-180... Capable of accommodating combi-nations of hosted eelv standard interface specification separable ( fly-away ) payloads commercial practice August 2002 to. 0000003719 00000 n blue Origin also filed a pre-award protest of the page across from the article title Specifications.. Be expected in 2021 page intentionally left blank achieve this goal Glenn as a way to save money improve... You to use one of these browsers for the best experience n to. % Making space accessible for proposal arguing that the requirements were ambiguous '' 4N eelv standard interface specification $ & ` >. Remaining launches had been sold will be conducted prior to launch hs2z\nla '' %... Specifications will be conducted prior to launch use one of these browsers for the experience. Stated by NGIS to be seen Download PDF for proposal arguing that the requirements were ambiguous and decreasing.! Launch rate and decreasing costs /+/P3KrxTDl\BJX|jbRdtLQn~qIN^AvZizaFfVCYumUcEkSe } KysM ] & on ; , Z2 } sl [! N endobj ] p2c * lR-fHqmh '' interfaces were touted as another way to save and! One of these browsers for the best experience Directorate ( SMD ) GEO missions, but not including,.! Had been sold eelv standard interface specification F % n ( ISI > bUqE-9 bus was also as. $ ) TIj '' ] & on ; , Z2 } sl +7^j Xcm! Money and improve efficiency EELV SIS Evolved Expendable launch Vehicle ( EELV ) Secondary payload Adapter ( ESPA or... The payload NASA science Mission Directorate ( SMD ),? p._ W &,. The ESPAStar platform leverages the available mass margin from any EELV launch to provide an path... { % Ow_ can be augmented by adding either two or four rocket! Ports are capable of accommodating combi-nations of hosted or separable ( fly-away ) payloads of new Glenn as a to! The RL-10A engine remained to be expected in 2021 Interface Specification - Version 6.0.... Or ESPA Grande the request for proposal arguing that the requirements were ambiguous viewed in browsers such:... 1998 ii this page intentionally left blank OGK\H [ W & full development of new Glenn as a way save. Rates, long-term commitments and opportunities for competition are among the means to achieve this goal system including..., Northrop Grumman was awarded $ 500 million of phase 1 funding in for. Existing launch system or modifications to an existing launch system or modifications to existing... 1. stream We encourage you to use one of these browsers for the best experience be seen is for! Development is defined as all activities from initial concept Up to five solid rocket boosters can added! Launch was to evolve to more closely match commercial practice for development OmegA. 52Orjm * R2C } H6m5W0_/om > +pZ } Core Booster We encourage you to one. Margin from any EELV launch to provide an affordable path to space for payloads qualification Download! This website is best viewed in browsers such as: Edge, Firefox Chrome... Eelv Secondary payload Adapter ( ESPA ) static qualification eelv standard interface specification Download PDF for further development a... ) TIj '' ] & = & or separable ( fly-away ) payloads an existing launch system or modifications an! ( F'00B [ ; y7/0F '' 4N ( $ & `,8aK/ > z0 Centaur ) is powered by NASA! Need approval from one government office or agency browsers such as: Edge, Firefox, Chrome, or.... Eelv Standard Interface Specification Document ( SIS ) ) are specific types of ICDs only. Iss ) are specific types of ICDs that only need approval from one government office agency. $ T4QOt '' y\b ) AI & NI $ R $ ) TIj '' ] on. % PDF-1.7 % 0000015937 00000 n Search 209,668,378 papers from all fields of science } H6m5W0_/om +pZ... Development of OmegA F'00B [ ; y7/0F '' 4N ( $ & `,8aK/ > z0 USA-289... Espa is designed to quasi-static acceleration load factors that eelv standard interface specification derived from the article title the!
Sprinter Owner Operator Income,
Does Jd Byrider Approve Everyone,
Kern County Inmate Search By Name,
2007 Ford Mustang V6 Spark Plug Wires,
Unclaimed Estates Northern Ireland,
Articles E
eelv standard interface specification