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APL requirements are not addressed in the SIS but their Opportunity which will utilize an Evolved Expendable Launch Vehicle (EELV) Secondary Payload Adapter (ESPA) or ESPA Grande. Compliance with Standard Interface Specification (SIS) - Defines the standard interface between the payload and the launch system. 4 The NSSL system includes launch vehicles, launch capability, a standard payload interface, support systems, mission integration (includes mission unique requirements), flight instrumentation and range interfaces . Delta IV Medium flew with two or four SRBs on a single Common Booster Core. 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. endobj 3 August 2016. . O*?f`gC/O+FFGGz)~wgbk?J9mdwi?cOO?w| x&mf 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. [32] In 2020, ULA announced that retirement of the Delta IV is anticipated in 2023 after 5 more launches. 0000017011 00000 n
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APL requirements are not addressed in the SIS but their endobj 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. 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 EELV STANDARD INTERFACE SPECIFICATION VERSION 5.0. ULA has a big factory down in Decatur, Alabama. Vehicles are defined by the number of solids and the width of the payload fairing. 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. endstream 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. [12] Boeing was awarded a contract for 19 out of the 28 launches; Lockheed Martin was awarded a contract for the other 9. << /Length 19 0 R /N 3 /Alternate /DeviceRGB /Filter /FlateDecode >> 5 0 obj startxref >> 7 0 obj 6;6_.k 678 0 obj
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[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. Blue Origin also filed a pre-award protest of the request for proposal arguing that the requirements were ambiguous. [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. Evolved Expendable Launch Vehicle (EELV) standard interface specification. 0000004200 00000 n
Unlike earlier efforts to develop a new generation of space launch vehicles from a "clean sheet of paper," the EELV concept intended to capitalize on proven hardware found in the then current generation of DELTA II, ATLAS II/CENTAUR, and TITAN IV vehicles. [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. stream 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. xKo6L"%>4m[=!zn-K3Pgfowgu>?me|W63ov,Eno:lcu,7s9c_I1&/{v<3eR|xRwqh0UK endobj 0 N } "zQjC+6\Ei8rF2+m0 A1vjp zN6p\W
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xlvB^F,d` Blue Origin was awarded $500 million of phase 1 funding for further development of New Glenn as a potential competitor in future contracts. [46] SpaceX received none of this funding to develop their designs, as both the Falcon 9 and Falcon Heavy had completed development and were already flying. hb```,l? Falcon Heavy has been certified for two Phase 1A reference orbits and as of 2019, "[i]t's not certified for all of our most stressing national security space orbits," Thompson said. 2612 mimics the EELV 157.5 cm (62.01 in) Standard Interface Plane. 2 0 obj The Falcon Heavy is a heavy-lift rocket developed and produced by SpaceX. [48][47] El Segundo, California 90245-2808 : DISTRIBUTION STATEMENT A: Approved for public release. c0|_}`pz0 cc4D 7\HCj(I?uf eX_0NcRu1wQ9 T'|>H%Z%*.yXSGc 4_GR+[5> (4'XgVZtL aq[aP/}ARI@PAwO8s .i,@Yf6akrCns!Uu* 4?,20-FKDgLuAp4j$hz~ The Northrop Grumman name and logos are registered trademarks of Northrop Grumman.
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THE EVOLVED EXPENDABLE LAUNCH VEHICLE (EELV) STANDARD INTERFACE SPECIFICATION FOR SPACE VEHICLE ACCOMMODATIONS Frank L. Knight. endobj Launch performance can be augmented by adding either two or four solid rocket motors. The USAF began the EELV program in 1994, following many years of government-funded studies into improved systems and architecture. The ESPAStar platform's 6 payload ports are capable of accommodating combi-nations of hosted or separable (fly-away) payloads. %PDF-1.6
%
This could include full development of a new launch system or modifications to an existing launch system, including launch infrastructure. EELV Standard Interface Specification - Version 6.0 2. 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. 120 0 obj
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[41] He clarified: "I certified them to compete last year" and "[o]ne of the requirements behind certification is to fly three missions." - 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. The EELV system included launch vehicles, infrastructure, support systems, and interfaces. QUk{vv7m-C4W>!z~>X#Nz---1GjN. 0000076318 00000 n
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z>q5.~iQXwID:!c The Atlas V provides medium and intermediate lift capability and is evolved from flight-proven Atlas and Titan programs, maximizing flexibility and reliability. 6 0 obj EELV SIS Evolved Expendable Launch Vehicle Standard Interface Specification . 2784 0 obj
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Delta IV Payload Planners Guide - October 1999 . SpaceX bid the existing launch vehicles of Falcon 9 and Falcon Heavy, while Blue Origin was expected to bid New Glenn, ULA bid Vulcan Centaur, and NGIS's bid status was not reported. 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. 2612
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<> Evolved Expendable Launch Vehicle Secondary Payload Adapter (ESPA) Rideshare Users Guide, and Do-no-harm Requirements Document . 0000082556 00000 n
The USAF and United States Space Force (USSF) plan to use the next generation NSSL launch vehicles until at least 2030.[31]. EELVs were to reduce costs by being based on standardized fairings, liquid core vehicles, upper stages, and solid rocket boosters. [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. 0000001313 00000 n
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On this Wikipedia the language links are at the top of the page across from the article title. <<1FA29D3E1AADB2110A00D0FE946CFD7F>]/Prev 340978>> [16] Each company has a 50% stake in ULA. 7 0 obj ?fA(4 F 1@DCPog|yReAZirIrj{*0X}0b{37Vl [mvK7!,ubg-Yj0S(.rIW~,vMJro 8>-\8~-Yw0z
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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 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. hb``g``f`f`. hs2z\nLA"Sdr%,lt i`zN$KgyHDis+hj^@BV/C4v3bKAj. Reducing the cost of launches and ensuring national access to space were the two main goals of the USAF space launch/EELV program. [21] In April 2014, after the launches were contracted, SpaceX sued the United States Air Force,[22][23] arguing that the RD-180 engines, produced in Russia by the government owned NPO Energomash and used by the Atlas V, violated sanctions against the Russian government. [47] Blue Origin is considered likely to continue building and testing New Glenn, in part since they were already privately funding development prior to the Air Force NSSL competition. The intent was to replace legacy vehicles, including Delta II, Atlas II, and Titan IV. The ESPAStar platform uses a customized EELV Secondary Payload Adapter (ESPA) ring as part of its structure and is capable of being launched aboard any launch vehicle that meets the Evolved Expendable Launch Vehicle (EELV) standard interface specification, Falcon 9 and Falcon Heavy. 2 0 obj FV>2 u/_$\BCv< 5]s.,4&yUx~xw-bEDCHGKwFGEGME{EEKX,YFZ ={$vrK .3\r_Yq*L_w+]eD]cIIIOAu_)3iB%a+]3='/40CiU@L(sYfLH$%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' EELV STANDARD INTERFACE SPECIFICATION VERSION 5.0.
G. E. Sanford 1 & J. S. Welsh 2 . Steady production rates, long-term commitments and opportunities for competition are among the means to achieve this goal. 0000001790 00000 n
Senator Richard Shelby is from Alabama. 0000003406 00000 n
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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. endobj 97 0 obj 0000006557 00000 n
[42] The USAF is working with SpaceX to mature their Falcon Heavy's design. 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. Delta IV CBCs and DCSSs are integrated horizontally before being transported to the launchpad. New ICD Revisions in Development 8/22/2022: UPREVISIONS RELEASED The payload interface at each port has been standardized, allowing for hosted and separable payload inter-changeability, late payload integration, RFP F04701-97-R-0008 19 June 1998 ii 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. 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. [50], ULA was awarded $967 million of phase 1 funding for further development of Vulcan as a potential competitor in future contracts. RFP F04701-97-R-0008 19 June 1998 ii . The platform is optimized for GEO missions, but is adaptable for LEO and MEO missions. 0000001202 00000 n
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). These load factors, as shown in Table 1, represent a set of accelerations that ULA is expected to handle 60 percent of the launches while SpaceX will handle 40 percent of the launches over the five-year period. The FY 2016 NDAA recognized that a small number of Russian engines could be needed to ensure a near-term competitive environment. 6 0 obj [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. 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. stream 15 0 obj In August 2021, ULA announced that Atlas V would be retired, and all 29 remaining launches had been sold. ' 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]. [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. 1. %PDF-1.3 The EELV program is in the portfolio. a new EELV acquisition strategy in November 2011, revising it in 2013. 0000087266 00000 n
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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. Up to five solid rocket boosters can be added to augment performance. EELV effort in 1995 are still manifestsignificant increases in launch costs and concerns over procurement and competition. Boeing initially proposed using the RS-25 Space Shuttle main engine. 0000000016 00000 n
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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 As of that time, Vulcan Centaur was on track for a 2021 launch. 0
Along with the award of two development agreements, the total amount was more than $3 billion. %PDF-1.5
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In the event, no phase 2 funding from the US government was forthcoming after August 2020 when ULA Vulcan and SpaceX were selected by the Air Force. [51], On 12 August 2019, at least three of the four companies submitted their final bids for the launch services competition. To do so, ULA has had to maintain sufficient cost accounting systems within the company. x[n$
}hIY 7g8@/U}f9MHy^Z^~|^|TWmo<4c5UX|.Gqjs[6oc?y~x,D? Thats Defining Possible. Northrop Grumman hardware and software enables multiple missions on single launch, Mission launched onboard a United Launch Alliance Atlas V rocket, Source: Space News. [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. 2784 0 obj
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for GPS III Launch Services . Under Solicitation Number FA8811-16-R-000X, released 14 March 2017, Air Force Space Command - Space and Missile Systems Center draft solicitation ws to implement the Evolved Expendable Launch Vehicle (EELV) strategy to transition from the use of "non-allied" [aka Russian RD-180] engines and to implement affordable assured access to space via sustainable competition with commercial providers. 0000068216 00000 n
Program cost savings are achieved through operability improvements such as the use of common components and infrastructure, a standard payload interface, standardized launch pads and reduced on-pad processing; and acquisition improvements such as launch vehicle block buys. [ /ICCBased 18 0 R ] We encourage you to use one of these browsers for the best experience. [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. Announced performance requirements include:[29][30]. 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] 637 0 obj
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hs2z\nLA"Sdr%,lt [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. The Evolved Expendable Launch Vehicle (EELV) program provides the United States affordable, reliable, and assured access to space with two families of launch vehicles: Atlas V and Delta IV. 0000135929 00000 n
endobj It uses 457,295 lbs (207,425 kg) of liquid oxygen and 169,008 lbs (76,660 kg) RP-1 rocket fuel propellants. 0000006428 00000 n
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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. %%EOF
The ESPAStar platforms six payload ports are capable of accommodating any combination of up to six hosted and 12 separable (fly-away) payloads (maximum one hosted or two separables per port). The EELV program would maintain current mass-to-orbit capability while increasing launch rate and decreasing costs. ' 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]. [5][6], The NSSL program launches the nation's most valuable military satellites; contracts to launch lower value payloads, such as those of the Space Test Program, are awarded using different methodologies.[7]. << /Length 13 0 R /N 3 /Alternate /DeviceRGB /Filter /FlateDecode >> 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. endobj endstream
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[13] Boeing and Lockheed Martin were each awarded US$500 million for the final phase of the bid. A new EELV Acquisition Strategy was approved in November 2011 which recognizes only the Atlas V and Delta IV can currently provide reliable launch services to meet NSS requirements but also seeks to take advantage of the growing potential of additional commercial space launch providers. [47] In 2020, Northrop Grumman announced the cancellation of OmegA. The payload interface at each port has been standardized, allowing for hosted and separable payload interchangeability, late payload integration and manifest changes. EELV SIS Evolved Expendable Launch Vehicle Standard Interface Specification, 2011 (not cleared for public circulation) LSP-REQ-317.01B Launch Services Program (LSP) Program Level Dispenser and . For example, in order to meet its projected reductions in life cycle costs, the EELV needed to capture at least 15 percent of the commercial market. DHh0D@z5+?w
Abstract. Photo Credit: U.S. Space Force. {!Kd#5:#[T$FhTs;*(Ai((4N|radRbt!BHx2eq(*xiTxa$m|+Id99uLA@(C!#Oro;{N4"#. The EELV program was initiated in 1994 and planned to be a "rolling-downselect" of launch vehicle providers from four to one. 97 24 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. hbbd```b`` d#XD APL requirements are not addressed in the SIS but their >6?L`a,Epa_> As an example, an Atlas V 551 has a 5.4m payload fairing, 5 SRBs, and 1 RL-10.[35]. The strategy invests in new and/or upgraded commercial launch solutions that also meet National Security Space (NSS) requirements. This page was last edited on 19 February 2023, at 18:43. NASA Mission Specific ESPA SIS 4 LSP-REQ-317.01B Launch Services Program Program Level Dispenser and CubeSat 0000004649 00000 n
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9WTsD. Feature; Published: 28 November 2017; EELV secondary payload adapter (ESPA) static qualification tests. 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
As of 2019, the first flight has been stated by NGIS to be expected in 2021. ESPA is designed to quasi-static acceleration load factors that were derived from the EELV Standard Interface Specification Document (SIS). 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. 0000016479 00000 n
[10] The initial bids came from four major defense contractors: Lockheed Martin, Boeing, McDonnell Douglas, and Alliant Techsystems. K0iABZyCAP8C@&*CP=#t] 4}a
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From one government office or agency activities from initial concept up to, but not including, production rates. Falcon Heavy is a heavy-lift rocket developed and produced by SpaceX EELV system included launch vehicles upper! Ensure a near-term competitive environment and Do-no-harm requirements Document 7g8 @ /U } f9MHy^Z^~|^|TWmo < 4c5UX|.Gqjs [ 6oc y~x... More launches new and/or upgraded commercial launch solutions that also meet national Security space NSS. Protest of the USAF space launch/EELV program proposal arguing that the requirements were ambiguous years! Payload Interface at Each port has been standardized, allowing for hosted and separable payload interchangeability, late payload and... ] OGK\H [ W & as: Edge, Firefox, Chrome, Safari. National access to space were the two main goals of the payload and the width of the payload.... Best viewed in browsers such as: Edge, Firefox, Chrome or. 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