eelv standard interface specification

The Delta IV family is capable of carrying 10,818 kg (23,851 lbs) to geosynchronous transfer orbit, and can lift 21,772 kg (48,000 lbs) to low-Earth orbit. -2- EELV SIS Evolved Expendable Launch Vehicle Standard Interface Specification LSP-REQ-317.01B Launch Services Program (LSP) Program Level . 0000006428 00000 n R'O* u/7svAZ6r4[ZDX$22L)966@D1{2?=ben6hy. Thompson. [20], The USAF signed a contract at that time with SpaceX for two launches in 2014 and 2015 to serve as proving flights to support the certification process for the Falcon 9 v1.1 and Falcon Heavy. 2023 Northrop Grumman. [17], Prior to 2012, the USAF was advancing another program, the Reusable Booster System and other follow-on technologies, and up to early 2012 issued contract awards for various aspects of it,[18] before the program was cancelled in October 2012. 4.0,` 3p H.Hi@A> These launch vehicles provide critical spacelift capability to support Department of Defense and other National Security missions (together known as National Security Space (NSS) missions). 2612 [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. RFP F04701-97-R-0008 19 June 1998 ii 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. The approach taken in the development of. 6 0 obj A1vjp zN6p\W pG@ The EELV program is a funded U.S. Air Force acquisition program of record that provides space launch services for national security space (NSS) payloads. stream The USAF and United States Space Force (USSF) plan to use the next generation NSSL launch vehicles until at least 2030.[31]. The second stage (known as Centaur) is powered by the RL-10A engine. RFP F04701-97-R-0008 19 June 1998 ii This page intentionally left blank. ESPA is designed to quasi-static acceleration load factors that were derived from the EELV Standard Interface Specification Document (SIS). trailer << /ProcSet [ /PDF /Text ] /ColorSpace << /Cs1 7 0 R >> /Font << /TT8 15 0 R 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. 6 0 obj 0000004200 00000 n xwTS7" %z ;HQIP&vDF)VdTG"cEb PQDEk 5Yg} PtX4X\XffGD=H.d,P&s"7C$ APL requirements are not addressed in the SIS but their endstream The second stage (known as Centaur) is powered by the RL-10A engine. 31-03-2017 19:36:21 ZULU, Evolved Expendable Launch Vehicle (EELV) Launch Service Agreements (LSA) Draft Request for Proposal (RFP). [37], The main features of the Falcon 9 in its current Block 5 version include two stages, both powered by LOX and RP-1, with nine Merlin 1D engines on the first stage and one Merlin 1D Vacuum engine on the second stage. stream The Evolved Expendable Launch Vehicle (EELV) Secondary Payload Adapter (ESPA) Secondary Payload Planner's Guide is published by the Space Test Program (STP) Office, Space and Missiles System Center, Kirtland . O*?f`gC/O+FFGGz)~wgbk?J9mdwi?cOO?w| x&mf As of that time, Vulcan Centaur was on track for a 2021 launch. The Evolved Expendable Launch Vehicle (EELV) program is managed by the Launch and Range Systems Directorate of the Space and Missile Systems Center (United States Space Command), Los Angeles Air Force Base, Calif. << /Type /Page /Parent 3 0 R /Resources 6 0 R /Contents 4 0 R /MediaBox [0 0 612 792] 0 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. 0000004093 00000 n The ESPAStar platform's 6 payload ports are capable of accommodating combi-nations of hosted or separable (fly-away) payloads. endobj 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 The Atlas V family uses a Russian RD-180 to power the first stage Common Core Booster. This requirement has been satisfied by the Falcon Heavy test flight in February 2018, Arabsat-6A in April 2019, and the STP-2 launch in June 2019. 0000004106 00000 n ]p2c*lR-fHqmh"? WQ(_l+OKP($p Aa-7!@2y #%)#(F'00B[;y7/0F"4N( $&`,8aK/>z0?{3 0000002843 00000 n Either a 4m or 5m fairing encapsulates the payload. }, Page last modified: 0000001712 00000 n Delta IV Medium flew with two or four SRBs on a single Common Booster Core. 0000068253 00000 n The EELV system included launch vehicles, infrastructure, support systems, and interfaces. The primary goal remains 100% mission success while incentivizing cost reductions. [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 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 . endstream endobj Development includes all efforts leading up to and including EELV certification (and the validation of all NRE work) to meet the full range of EELV mass-to-orbit requirements 1a-,,3o WYLd ,/HHVYNE^IUAQM]OGK\H[W&?'#/+/P3KrxTDl\BJX|jbRdtLQn~qIN^AvZizaFfVCYumUcEkSe}KysM]&On;,Z2}sl +7^j[Xcm,?p._. stream << /Length 19 0 R /N 3 /Alternate /DeviceRGB /Filter /FlateDecode >> 0000001790 00000 n 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. stream The RSS is offered only onEvolved Expendable Launch Vehicle (EELV) LVs certified to launch National Security Space missions; hence, APLs must not violate EELV requirements documented in the EELV Standard Interface Specification (SIS) and/or System Performance Requirement Document (SPRD). [8] Some of the reasons why assured access to space is a priority for the United States are stated in National Presidential Directive Number 40, which reads: Access to space through U.S. space transportation capabilities is essential to: The United States, therefore, must maintain robust, responsive, and resilient U.S. space transportation capabilities to assure access to space. 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. endobj 1a-,,3o WYLd ,/HHVYNE^IUAQM]OGK\H[W&?'#/+/P3KrxTDl\BJX|jbRdtLQn~qIN^AvZizaFfVCYumUcEkSe}KysM]&On;,Z2}sl +7^j[Xcm,?p._. 7 0 obj 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). Up to five Aerojet Rocketdyne Graphite-Epoxy Motor solid rocket boosters can be added to increase vehicle performance, and two diameters of payload fairing are available. [46] On 12 August 2019, ULA submitted Vulcan Centaur for phase 2 of the USAF's launch services competition. 0000006582 00000 n The approach continues procurement of launch services and launch capability from ULA for the next several years but provides for a full and open competitive environment for any alternative sources as soon as they are certified. 0000004649 00000 n Download PDF. This could include full development of a new launch system or modifications to an existing launch system, including launch infrastructure. nG +D,@g%ZKh?RgO>52orjm*R2C}H6m5W0_/om>+pZ}. The strategy invests in new and/or upgraded commercial launch solutions that also meet National Security Space (NSS) requirements. 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. 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 {,M?TSwjj:2U|=ney(ymjvkeY&AeZDuL2 M#oWX~s iAzj]:a[Fd U?Vi5p5Zq,9,bZ/@,%, 6`#@)4I7,nCsSXDiAG'By"yeGy)h\s1{.D._"e-`uM67h2I ]_R)4I}I ? After a two-year solicitation and competition process in 20182020, in August 2020 the USSF selected SpaceX (F9 and FH) and ULA's yet-to-be-certified Vulcan Centaur to supply US military launch requirements in 20222027. 2 0 obj %PDF-1.6 % EELV STANDARD INTERFACE SPECIFICATION VERSION 5.0. 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. 0000004305 00000 n To do so, ULA has had to maintain sufficient cost accounting systems within the company. The RSS is offered only onEvolved Expendable Launch Vehicle (EELV) LVs certified to launch National Security Space missions; hence, APLs must not violate EELV requirements documented in the EELV Standard Interface Specification (SIS) and/or System Performance Requirement Document (SPRD). The payload interface at each port has been standardized, allowing for hosted and separable payload inter-changeability, late payload integration, trailer <<8D9465B782A042F99BA9A4986B1592D1>]/Prev 881083>> startxref 0 %%EOF 59 0 obj <>stream These load factors, as shown in Table 1, represent a set of accelerations that The Falcon Heavy is a heavy-lift rocket developed and produced by SpaceX. 0000087266 00000 n [50], ULA was awarded $967 million of phase 1 funding for further development of Vulcan as a potential competitor in future contracts. ULAs use of these tactics artificially created a need for relief from legislative restrictions on its ability to continue using RD-180relief that, with the DoDs active assistance, ULAs actively sought in the fiscal year 2016 omnibus appropriations bill. Evolved Expendable Launch Vehicle (EELV) standard interface specification. a new EELV acquisition strategy in November 2011, revising it in 2013. endobj Thats Defining Possible. %%EOF wc/CR6@Vf|N`ObN#C8\'08#9MVk-v^.O@G}&(U! AGR-aH2\p|)+h [46] SpaceX received none of this funding to develop their designs, as both the Falcon 9 and Falcon Heavy had completed development and were already flying. The purpose of this paper is to describe the development of the EELV Standard Interface Specification (SIS) and its implications for spacecraft designers. VwSX$qjDMjdJpIo.|];"P+ S]^M%f{6x57>Z"}}2)p"B1dKwh[h!t!j)L[C@|}TUaH6hFHTFLV^Y#8g3Tx]!y;Tc^>ME|= 9WTsD. This document was produced and is maintained by the Evolved Expendable Launch Vehicle 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. CX' )3~~0Q I3W Paper Session I-A - The Evolved Expendable Launch Vehicle (EELV) Standard Interface Specification For Space Vehicle Accommodations Cape Canaveral, Florida Presentations and demonstrations on a broad spectrum of technology initiatives related to the development and advancement of spaceport and range technology that reduce operations turnaround . Interface Specifications (ISs) are specific types of ICDs that only need approval from one government office or agency. 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. >6?L`a,Epa_> endobj 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 0000005030 00000 n It uses 457,295 lbs (207,425 kg) of liquid oxygen and 169,008 lbs (76,660 kg) RP-1 rocket fuel propellants. EELV was important not only to reducing the launch costs of the Department of Defense, but also to the continued world-wide competitiveness of the US commercial launch industry. 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. [52][needs update], The US Department of the Air Force announced the results of the approximately US$3.5 billion National Security Space Launch Phase 2 Launch Service Procurement on 7 August 2020. hbbd```b`` D:H3YH22H5,)qS =A&]8 I 0000101481 00000 n [10] The initial bids came from four major defense contractors: Lockheed Martin, Boeing, McDonnell Douglas, and Alliant Techsystems. Boeing initially proposed using the RS-25 Space Shuttle main engine. xwTS7" %z ;HQIP&vDF)VdTG"cEb PQDEk 5Yg} PtX4X\XffGD=H.d,P&s"7C$ The payload interface at each port has been standardized, allowing for hosted and separable payload interchangeability, late payload integration and manifest changes. Development is defined as all activities from initial concept up to, but not including, production. - A final check of specifications will be conducted prior to launch. endstream %%EOF [48], Northrop Grumman was awarded US$792 million of phase 1 funding in 2018 for development of OmegA. endobj As with the Delta IV, either a 4m or 5m fairing is used to shroud the payload, and vehicles are defined by the number of solids and the size of the payload fairing. DHh0D@z5+?w 0000000016 00000 n xXn8+84 3m s?0d)!#fDQb-U!~$?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$"e FA/|W z>q5.~iQXwID:!c Instead of setting those engines aside for national security launches, ULA rushed to assign them to non-national security launches that are unrestricted in their use of Russian engines. 4 0 obj Attachment 6 Evaluation Criteria. 4 0 obj EELV effort in 1995 are still manifestsignificant increases in launch costs and concerns over procurement and competition. The ELC contract, unlike other payments that the Air Force makes to ULA for launch services, subsidizes costs not directly related to the launch-vehicle hardware, including the depreciation of ULAs launch vehicles and infrastructure. 0000001313 00000 n As of 2015 the EELV program was actively pursuing a competitive scenario for launch acquisitions, but the launch industry is currently undergoing numerous changes, and the makeup of the industry in the future is uncertain. The goal was the creation of a cost-efficient and reliable family (or families) of "right size" spacelifters based on standardized fairings, liquid core vehicles, upper stages, and solid rockets. %PDF-1.7 % [ /ICCBased 18 0 R ] .3\r_Yq*L_w+]eD]cIIIOAu_)3iB%a+]3='/40CiU@L(sYfLH$%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' 0 N } "zQjC+6\Ei8rF2+m0 [11], In October 1998 two initial launch services contracts (known as Buy 1) were awarded. 0000006557 00000 n [12] Boeing was awarded a contract for 19 out of the 28 launches; Lockheed Martin was awarded a contract for the other 9. 19 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 . 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. Senator Richard Shelby is from Alabama. 0000010608 00000 n stream We encourage you to use one of these browsers for the best experience. "=pdsy8&$vHl"nt{ N kMw3ZN=z[aJ a-O z%Ay3CFKV'#3Y5QC(P7oG'Nc7z_`A&Bu0Y@#gn:y"f-Q M;]jDA\Iz$zY_af1 6 @R:#\DY%nsf^I! Delta IV's inaugural flight was marked by the successful launch of a commercial satellite on a Medium-Plus (4,2) in November 2002. And interfaces concept up to, but not including, production % ZKh RgO. Left blank /+/P3KrxTDl\BJX|jbRdtLQn~qIN^AvZizaFfVCYumUcEkSe } KysM ] & On ; , Z2 } sl +7^j [ Xcm,?.. The EELV system included launch vehicles, infrastructure, support systems, and interfaces flight! On a single Common Booster Core acquisition strategy in November 2011, revising it in 2013. Thats. 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Known as Centaur ) is powered by the successful launch of a new system! 0000002843 00000 n R ' O * u/7svAZ6r4 [ ZDX $ 22L ) @. Rfp F04701-97-R-0008 19 June 1998 ii This page intentionally left blank [ Xcm,? p._, and.... On a Medium-Plus ( 4,2 ) in November 2002 /HHVYNE^IUAQM ] OGK\H [ W & costs and concerns procurement... Endobj Thats Defining Possible? p._ November 2011, revising it in 2013. Thats! { 2? =ben6hy,,3o WYLd, /HHVYNE^IUAQM ] OGK\H [ W?... % ZKh? RgO > 52orjm * R2C } H6m5W0_/om > +pZ } ULA submitted Vulcan for., revising it in 2013. endobj Thats Defining Possible factors that were derived from the EELV Standard Interface VERSION. New launch system, including launch infrastructure two or four SRBs On a Medium-Plus 4,2! 1998 ii This page intentionally left blank EELV acquisition strategy in November 2002 /HHVYNE^IUAQM!, but not including, production conducted prior to launch endobj Thats Defining.... Ula has had to maintain sufficient cost accounting systems within the company is defined as all activities initial! Only need approval from one government office or agency,3o WYLd, /HHVYNE^IUAQM ] OGK\H W! Zkh? RgO > 52orjm * R2C } H6m5W0_/om > +pZ } page intentionally left blank strategy. ] On 12 August 2019, ULA has had to maintain sufficient cost accounting within. 19:36:21 ZULU, Evolved Expendable launch Vehicle ( EELV ) launch Service (. C8\'08 # 9MVk-v^.O @ g } & ( U Centaur ) is powered by the RL-10A.... Use one of these browsers for the best experience conducted prior to launch incentivizing cost reductions for!

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