Двигательная установка. XIPS-13. [Редактировать]

Технические характеристики

#ХарактеристикаЗначение
1Тяга, мН18
2Удельный импульс, метра в секунду23500
3Мощность, Вт450

Найдено 147 документов по запросу «XIPS-13». [Перейти к поиску]


Дата загрузки: 2017-06-15
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0.16/5
... ion thruster and the derated XIPS-30 are about tied for... the NH3 arcjet and the XIPS-25 close behind. When these... in scope to either the XIPS-13 or the HAJ, assumed to... to each EPS. The small XIPS is included for NSSK only... of EPS's EPS Device XIPS-13 XIPS-25 XIPS-30 SPT-100 H2AJ H2RJ... GIM PMU STRU HARN MISC XIPS-13 XIPS-25 XIPS-30 SPT-100 H2AJ....0 21.0 21.0 In Table 3, the XIPS-13 and -25 thruster masses include..., are given in parentheses below. 3.0 XIPS-25 Mbol T. mo Mbol 3717...(2647) 2638(2525) 19.8 11.4 6.7 3.9 1.8 XIPS-30 H2 AJ Mbol T. mo... for added redundancy (configuration 2). 3. The XIPS-30 (de-rated) for both... thruster system, and a four thruster XIPS-13 system for NSSK (configuration 4). The... with only 4 thrusters, since the XIPS-30 thruster has been shown... in this example. For the XIPS-30, 4-thruster system, the increase... between it and the 4-thruster XIPS-13 system which would be used... velocity of the XIPS-30 relative to the XIPS-13. The 1869 IEPC... assigned to OR with the XIPS-30 is the sum of... as configuration 1, except that the XIPS-13 ion thrusters are mounted at... in BOL Mass SPT-100 XIPS-30 63 133 198 333...-100 (configuration 2) and the derated XIPS-30 (configuration 3) are also substantial... the SPT-100 and the XIPS-30, the hardware is more... need be added; for the XIPS-30, only the increased cost... thrusters relative to that of 13 cm thrusters need be considered... S 46 a. H2RJ b. SPT-100 c. XIPS-30 d. XIPS-25 5000 5740 57 36... WITH XIPS-30'S. XIPS3 CONFIGURATION 4: OR WITH H2RJ's; NSSK WITH XIPS-13's. FIGURE...



Дата загрузки: 2017-11-24
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0.16/5
...-cm Xenon Ion Propulsion System (XIPS©) thruster has been used for... life. Extensive modeling of the XIPS thruster grid wear has been.... The code predicts that the XIPS grid life significantly exceeds the... accel voltage capability of the XIPS power supply, the third grid... grid life indicate that the XIPS thruster will process over 200... these processes for delta-qualifying XIPS® ion thrusters9,10 for NASA... wear codes. Modeling of the XIPS grids has demonstrated the benefits... benchmark wear testing of the XIPS cathode for deep space applications... detail below. II. 25-cm XIPS Performance The development17 and performance2,3,9 of the 25-cm XIPS thruster have been previously reported... date). A comprehensive description of the XIPS thruster production and manufacturing process... Chien10. The fact that the XIPS thruster and PPU are manufactured... 1. Photograph of the 25-cm XIPS thruster respect to engine/power... 25-cm XIPS thruster is summarized18 in Table 1. The XIPS thruster normally... performance specifications. Table 1. 25-cm XIPS thruster and PPU parameters in... engine power is required, the XIPS ion thruster performance from 0.4 to... 3. Even though the NSTAR and XIPS thrusters have a similar electrical design and common development heritage, the XIPS based IPS has demonstrated over... studies5 were previously published11. The XIPS thruster has significant performance and... being used to deltaqualify the XIPS ion thrusters for deep space... of the evaluation of the XIPS cathodes will be summarized first... Like all ion thrusters, the XIPS ion thrusters, are potentially susceptible... mechanisms. However, the 25-cm XIPS thruster is a second-generation design..., qualifying and flying the 13-cm XIPS thrusters in the 1990’s. Extensive... mitigation of many others11. The XIPS thrusters have also undergone several... durations and cycles21 of the XIPS 13-cm and 25-cm ion... years to delta-qualify the XIPS discharge and neutralizer cathodes for... in the referenced papers. The XIPS discharge and neutralizer hollow cathodes... used in the construction. The XIPS heater has been fully qualified22... September 20 – 24, 2009 Figure 3. XIPS discharge (left) and neutralizer (right... an unlikely problem for the XIPS thrusters. Potential failure mechanisms related... insert is depleted27 in the XIPS discharge hollow cathode, assuming the... NSTAR ELT test28 and the 13-cm XIPS life tests has been... mechanism for the NSTAR or XIPS cathodes based on the negligible... thruster. Keeper wear on both XIPS discharge and neutralizer cathodes was... depletion time calculated for the XIPS discharge small changes in the... is underway15. B. Ion Optics The XIPS grids and ion optics assembly... in the previous section. First, XIPS uses a three-grid geometry that... ion optics failure mechanisms, the XIPS grids are manufactured to produce... observed during development of the XIPS thrusters due to delamination of... the Extended Life Test28. The XIPS thrusters avoid grid shorting failure... manufactured to retain showing the XIPS 3rd grid effectiveness compared to... is what ultimately determines the XIPS thruster life, it will be... total throughput capabilities of the XIPS thruster at different power levels... are benchmarked (below) against the XIPS life tests results11, 21, which... Figure 7. Initial conditions of the XIPS plasma density, neutral density, and... been directly measured on the XIPS engine, but the values selected... predicting the throughput of the XIPS thruster under different operational scenarios... improved life over NSTAR: 1. The XIPS PPU is capable of providing... increases the throughput capability. 2. The XIPS discharge chamber produces a much flatter... 13. Comparison of the beam profiles of XIPS and is made with a XIPS... the ion optics assembly on XIPS eliminates another potential failure mechanism... shown in Figure 14. The XIPS engine has higher predicted throughput... 14. Maximum engine throughput for XIPS and this EBS limited throughput... total engine life specification. The XIPS thruster provides greater margin, and... 15. Maximum engine throughput for XIPS and margin limit. Other trajectories..., 2009 throughput capabilities of the XIPS engine between 200 to 300... the engine. For both the XIPS and NSTAR, deep space trajectories..., Sept. 17-20, 2007. 2 J.R. Beattie, “XIPS Keeps Satellites on Track”, The..., T. A. Bond and A.M. King “Performance of XIPS Electric Propulsion in Station Keeping... Evaluation of an Expanded Range XIPS Ion Thruster System for NASA..., J.S. Snyder, “Performance Evaluation of the XIPS-25 cm Thruster for Application... and J. Anderson, “Qualification of Commercial XIPS® Ion Thrusters for NASA Deep... R. E. Wirz, J. R. Anderson, D.M.Goebel and I. Katz, “XIPS Ion Thruster Grid Erosion Assessments... Hollow Cathode Wear in the XIPS Ion Propulsion System by Numerical... W. Tighe, “Ongoing Wear Test of a XIPS 25-cm Thruster Discharge Cathode..., “A Long Duration Wear Test of a XIPS 25-cm Thruster Discharge Cathode... and R. Spears, “The 25-cm XIPS© Life Test and Subsequent Physical... Evaluation and Life Test of XIPS Hollow Cathode Heater”, AIAA2005-4066...



Дата загрузки: 2017-09-24
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0.18/5
... SNAP SNAPSHOT SPIBS ST4 USAF XIPS 1 Goddard Space Flight Center Hughes... 20, 1964 using a Scout vehicle.3,13 This flight experiment had a 8 cm... in the case of the XIPS-25, a preflight development program that...-clear circuits for the IAPS, XIPS, and NSTAR thrusters. One of... ion engine input power was 0.13 kW, and the thrust was... due to lack of funding. XIPS-25 (4.2 kW) A 25 cm diameter... HS 702 spacecraft use four XIPS-25 engines and two PPUs... HS 702 spacecraft with the XIPS-25. The spacecraft has an... thrust at 3800 s specific impulse. XIPS hardware is currently under extended....2 m long vacuum facility. XIPS-25 (1.3 kW) This XIPS-25 program, conducted by... XIPS-13 (0.44 kW) and XIPS-25 (4.2 kW) systems, instead of the 1.3 kW XIPS... cathodes.64 Ground tests of 13 cm and 30 cm diameter... Hughes' first customer for the XIPS-13 propulsion system on PAS-5. This... spacecraft are operational using the XIPS-13 system namely, Galaxy VIII-i, ASTRA... many communications spacecraft employing the XIPS-13 and XIPS-25 propulsion systems. Additionally... Paper 73-1133, October 1973. 13. Gold, H., et al., "Description and... Electronics, November 1965, pp. 13–B1 to 13–B16. 27. Olsen, O. C., "Investigation... of Spacecraft and Rockets, Vol. 13, No. 2, February 1976, pp. 106...—1999-209439 11 52. Beattie, J. R., "XIPS Keeps Satellites on Track," The.../7 02/702.html. 54. Anon., "XIPS: The Latest Thrust in Propulsion....hughespace.com/factsheets/xi ps/xips.html. 55. Kaufman, H. R., "An Ion... to the S/C systems. Ref. 16 13 Table 1b. Experimental Flights of... SEPST SIT-5 SEPS IAPS XIPS-25 XIPS-25 Sponsor NASA JPL NASA... thruster 2.5 kW 0.072 kW 2.6 kW 0.13 kW 1.3 kW 4.2 kW Maximum t hr... 4 4 4 1 4 4 Thruster diameter 13 cm 13 cm 13 cm 30 cm 13 cm 13 cm Type...-cm thruster (Xe) (INTELSAT/Hughes) 13-cm lab thruster (Xe) (Hughes... -> XIPS-13 for comsat NSSK (Hughes) 1998 -> 1999 -> NASA/TM—1999-209439 XIPS... space S/C 18 >8000 h test of XIPS-13 (Hughes) 8193 h test of the... thruster Extended testing of the XIPS-25 (Hughes) Extended groundtesting of...) 1995 2000 Hughes PAS-5, 500 W XIPS (First of many S/C) 2005 Hughes 701 S/C 4.2 kW XIPS Space Technology 4, 3 NSTAR subsystem IPS... AeroSpace Information, (301) 621–0390. 13. ABSTRACT (Maximum 200 words) The...



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0.16/5
Keeper Wear Mechanisms in the XIPS© 25-cm Neutralizer Cathode Assembly...-cm Xenon Ion Propulsion System (XIPS©) thruster has been life tested... in that mode for remaining 13,370 hours of the test.... A program to delta-qualify the XIPS® ion thruster16,17 for NASA... hour life test of the XIPS thruster that included a flight neutralizer... wear test of the modified XIPS NCA will be discussed. I 1 II. 25-cm XIPS Ion Thruster The development18 and...,20 of the 25-cm XIPS thruster has been previously reported... 1. Photographs of the 25-cm XIPS thruster and Power Processing Unit... satellites in orbit with four XIPS thrusters and two PPUs on... date). A comprehensive description of the XIPS thruster production and manufacturing process... performance of the 25-cm XIPS thruster is summarized16,20 in... raising and station keeping. The XIPS thruster normally operates in this... the 13cm and 25 cm XIPS thrusters is summarized in Table 2. Table 1. 25-cm XIPS thruster performance in communication satellite... durations and cycles16 of the XIPS 13-cm and 25-cm ion... Power Level Operation Hours Cycles 13 cm (Q1) 0.5 kW 16,146 3,275 13 cm (Q2) 0.5 kW 21,058... 324 25 cm 2.0 kW 13,370 13,810 As indicated in Table... high power mode and for 13,370 hours in the 2 kW... made of molybdenumrhenium material. The XIPS NCA is similar in design... by NSTAR. A photograph of a flight XIPS NCA is shown in Figure... Cathode Wear The 25-cm XIPS neutralizer cathode was observed at... the Figure 2. Schematic of the XIPS neutralizer cathode assembly showing the... significant erosion. Figure 3. Photograph of a XIPS NCA cathode mounted in the... test facility at JPL. Figure 4. XIPS NCA keeper photographs at the... keeper. This erosion of the XIPS NCA electrodes was not expected... erosion observed in the two 13-cm thruster life tests, and... NCA made when the Figure 5. XIPS NCA orifice plate at the.... NCA Cathode Investigation A 25-cm XIPS NCA was provided to JPL.... The probes are described in XIPS NCA and the array of... erosion14. It appears that the XIPS neutralizer cathode is in the... the Low Power mode, the XIPS 25-cm NCA successfully met... high frequency onset in the XIPS NCA in the low power.... This was tried with the XIPS neutralizer cathode while running in... plume mode operation in the XIPS NCA in the low power... eliminate plume mode in the XIPS NCA is that this cathode... orifice diameter. A copy of the XIPS NCA was manufactured with the... mode operation. In contrast, Figure 13 shows the plasma potentials for... the high power mode. Figure 13. Radial plasma potential profiles for... orifice wear observed in the XIPS 25-cm thruster life test... molybdenum normally used in the XIPS NCA. The smaller orifice neutralizer... shown in Figs. 12 and 13 for the 75% orifice condition... VI. Conclusion The 25-cm XIPS ion thruster is a viable candidate... Paper 2002-4103, July 2002. 13 D.M. Goebel, D.M. Goebel, K. Jameson, I. Katz, I. Mikellides..., J.S. Snyder, “Performance Evaluation of the XIPS-25 cm Thruster for Application... Conference, Sacramento, CA, July 10-13, 2006. 18 J.R. Beattie, J.N. Matossian and... Evaluation of an Expanded Range XIPS Ion Thruster System for NASA... Conference, Sacramento, CA, July 10-13, 2006. 10 The 31st International..., T. A. Bond and A.M. King “Performance of XIPS Electric Propulsion in Station Keeping... and R. Spears, “The 25-cm XIPS© Life Test and Subsequent Physical... and J. Anderson, “Qualification of Commercial XIPS® Ion Thrusters for NASA Deep... W. Tighe, “Ongoing Wear Test of a XIPS 25-cm Thruster Discharge Cathode...,000 hour wear test of a XIPS 25-cm Thruster Discharge Cathode... R. Wirz, J. Anderson, I. Katz and D.M. Goebel, “XIPS Ion Thruster Grid Erosion Predictions..., “Evaluaton of the 25-cm XIPS thruster life for deep space...



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0.09/5
... 1999-209439 SPIBS ST4 USAF XIPS 1 Readiness SEPS Breadboard Power Processing... in the case of the XIPS-25, a preflight development program that... ion engine input power was 0.13 kW, and the thrust was...-clear circuits for the lAPS, XIPS, and NSTAR thrusters. NAS A/TM... HS 702 spacecraft use four XIPS-25 engines and two PPUs... launched the HS 702 the XIPS-25. The spacecraft has solar... XIPS-13 (0.44 kW) and XIPS-25 (4.2 kW) systems, instead of the 1.3 kW XIPS... thrust at 3800 s specific impulse. XIPS hardware is currently under extended....2 m long vacuum facility. kW_ This XIPS-25 program, conducted by Hughes... 14,000 hours without malfunction. XIPS-25 XIPS-25 States Figure 1 shows... Hughes' first customer for the XIPS-13 propulsion system on PAS-5. This... spacecraft are operational using the XIPS-13 system namely, Galaxy VllI-i, ASTRA... many communications spacecraft employing the XIPS-13 and XIPS-25 propulsion systems. Additionally... Electronics. November 1965, pp. 13-B1 to 13-B 16. 28. Shuman, B. M. and...-2, June 1965. 16. Davis, 4, 1966, 13. Gold, H., et al., "Description and... Paper 84-37, May 1984. 13, No. 2. February D. E. and Collett. Model... Answers Customer Needs," New Anon.. "XIPS: Propulsion The Latest R. D., 62. Sovey....hughespace.com/factsheets/xi ps/xips.html. pp. 968-974. 55... to the S/C systems. Ref. 16 13 Tablelb. Experimental Flightsof IonPropulsion Systems... SEPST SIT-5 SEPS lAPS XIPS-25 XIPS-25 Sponsor NASA JPL NASA... Hollow cathode 1200 V 750 V 2.6 kW 0.13 1.3 kW 4.2 2.1 mN 128 mN 5.1 mN... thruster (Xe) (Xel ([NTELSAT/Hu_hes) 13-cm lab thruster 1988-> 9489... contactor program 1997 1998 -> -> >8000 -> XIPS-25 for comsat orbit insertion and Extended XIPS-25 NSSK (Hu_hes) Initiate development... space S/C 18 13 for comsat NSSK (Hu_hcs) h test of XIPS-13 (Hu_hes) 8193 h test of the NSTAR thruster 1999 XIPS- testing... S/C) applications 2005 t Hughes PAS-5, 500 W XIPS planetary Year) 2000 1995 and... Nonstandard Information. (301) 621-0390. 13. ABSTRACT (Maximum 200 words) The...



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0.17/5
... of high-perveance, dished grids, 13 methods to control spalling of... the g cm, EM ti3rasters 4350 .> 13-cm lab (Hu_hes) 30-cm... program 1997 -> 1998 -> h test >8000 XIPS- 13 for comsat NSSK (Hu_hes) of... spare thruster, PPU. and DCIU, >13,500 h contact ion ion engine... 30_-cm DSI, > 9200 h inspace XIPS-25 for comsat propulsion (Hughes... X1PS-25 661A Command NSTAR XIPS-25 for comsat orbit insertion...-1983 Mercury 8 Hollow cathode 1,200 0.13 5.1 2,500 15,040, 9,489, 7,112... (lAPS), Xenon Ion Propulsion System (XIPS), and NASA Solar Electric Propulsion... ion engine input power was 0.13 kW, and the thrust was... were observed in this test. XIPS-25 (1.3 Kilowatt) This Xenon Ion Propulsion System (XIPS-25) program developed thrusters, BBPPUs.... Instead of using the 1.3-kW XIPS-25 system, the Hughes Space... development of XIPS- 13 (0.44 kW) for NSSK and the XIPS-25 (4.2 kW... industry and government. Communication Satellites XIPS- 13 As shown in Table 3, the... the first customer for the XIPS-13 propulsion system. The PAS-5 was... 2000, the 10th S/C using the XIPS-13 was launched on a Sea Launch... ion engine mounted on a gimbal. XIPS-25 A 25-cm-diam xenon... HS 702 spacecraft uses four XIPS-25 engines and two PPUs... and momentum control functions. The XIPS-25s were launched aboard the... many communications S/C employing the XIPS-13 and XIPS-25 propulsion systems. Additionally, advanced...) 2OO0 1995 20O5 ar[0 I I 500 W XIPS Hughes (First of PAS-5, many... 97-2778, July 1997. 3Beattie, J. R., "XIPS Keeps Satellites on Track," The... Source," NASA TN D-585, 1961. 5"XIPS: The Latest Thrust in Propulsion...:http://www. hsc.com/factshccts/xips/xips.html, Aug. 1997. 6"Ion Propulsion... of Spacecraft and Rockets, Vol. 13, No. 2, 1976, pp. 106110. 57... CR- 135287, March 1977. pp. 13-Bl-13-BI6. 36Sellen, J. M., "Interaction of...



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0.21/5
... Institute of Aeronautics and Astronautics XIPS: XIPS is a gridded ion thruster system... commercial geosynchronous satellite applications.7 The XIPS system is used for orbit... these functions. XIPS has been flown in two varieties, a 13 cm and 25 cm beam diameter thrusters. The XIPS-13 was used on Boeing 601 bus satellites, the XIPS-25... in this analysis. While the XIPS system is at TRL9 for... space mission environments.8 Qualification of XIPS-25 for NASA deep space... readiness and qualification status of XIPS-25 for this mission would... Electric Propulsion System Characteristics NEXT12,13 NSTAR14 XIPS-259 BPT-400010,15... was accomplished, or for the XIPS-25 case, to achieve similar... strings is increased to 3, at 13.5 kW input power, 96 targets... the specific impulse of the XIPS-25 provides efficient xenon use... system configuration complexity significantly. The XIPS-25 solution was modified to... validated through test and analysis.13, 16-19 A long duration test... are within expectations. The first 13,000 hours of the LDT... 904 687 687 7.5 9.0 6.6 6.6 37% 31% 13% Overall Xenon Margin 35% 35..., T. A. Bond and A.M. King “Performance of XIPS Electric Propulsion in Station Keeping..., D.M., et al., “Qualification of Commercial XIPS Ion Thrusters for NASA Deep...,” AIAA-2007-5212, July 2007. 13 Van Noord, J.L., “Lifetime Assessment of...



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0.06/5
.... The SPT-100/140 and XIPS-13/25 thrusters were considered for..., - k=0.05 – propellant (xenon) margin, - atank=0.13 - tank-to-xenon mass ratio... 3000 1630 1630 Ion thrusters/ XIPS 13 cm 25 cm 18 165... thrusters (SPT) and ion thrusters (XIPS) for investigated transportation are submitted... a rule, at the use of XIPS (with more higher specific impulse... kg 1016 kg SPT and XIPS comparison STAR 2 space platform Consumed... 100 day the use of XIPS-25 allows to insert a space... GEO, kg 900 SPT-100 XIPS-13 850 800 750 700 650... Fig. 11. SPT-100 and XIPS-13 comparison In a Fig. 11 mass... to XIPS-13. It is visible, that at the use of XIPS-13 injected... 120 day the use of XIPS-13 allows to insert a space vehicle..., the lower curve corresponds to XIPS-25 using. It is visible, that at the use of XIPS-25 injected mass is SC...., V=7475 m/s) 2000 SPT-140 1900 XIPS-25 1800 1700 1600 1500... Fig. 12. SPT-140 and XIPS-25 comparison 9 • space system Soyuz... space platforms. The using of XIPS results in increase of the... from SPT-100 to the XIPS-13 increases the transfer duration from...



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0.12/5
... NSTAR system is at TRL9. XIPS: XIPS is a gridded ion thruster system... geosynchronous satellite applications.[Ref. 3] The XIPS system is used for orbit... these functions. XIPS has been flown in two varieties, a 13 cm and 25 cm beam diameter thrusters. The XIPS-13 was used on Hughes (Boeing) 601 bus satellites, the XIPS-25... in this analysis. While the XIPS system is at TRL9 for... space missions.[Ref. 4] Qualification of XIPS-25 for NASA deep space... readiness and qualification status of XIPS-25 for this mission would... Propulsion System Characteristics NEXT NSTAR XIPS-25 BPT-4000 Thrust, mN... was accomplished, or for the XIPS-25 case, to achieve similar... strings is increased to 3, at 13.5 kW input power, 96 targets... the specific impulse of the XIPS-25 provides efficient xenon use... system configuration complexity significantly. The XIPS-25 solution was modified to... are within expectations. The first 13,000 hours of the LDT... 904 687 687 7.5 9.0 6.6 6.6 36% 31% 13% Overall Xenon Margin 35% 35...%. The ∆V contingency is greater than 13%. The current Starshade Spacecraft design..., T. A. Bond and A.M. King “Performance of XIPS Electric Propulsion in Station Keeping..., D.M., et al., “Qualification of Commercial XIPS Ion Thrusters for NASA Deep...,” AIAA-2008-4949, July 2008. 13. Herman, D.A., et al., “Performance Characteristics...



Дата загрузки: 2017-03-09
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0.04/5
.... The SPT-100/140 and XIPS-13/25 thrusters were considered for..., - k=0.05 – propellant (xenon) margin, - atank=0.13 - tank-to-xenon mass ratio... 3000 1630 1630 Ion thrusters/ XIPS 13 cm 25 cm 18 165... thrusters (SPT) and ion thrusters (XIPS) for investigated transportation are submitted... a rule, at the use of XIPS (with more higher specific impulse... kg 1016 kg SPT and XIPS comparison STAR 2 space platform Consumed... 100 day the use of XIPS-25 allows to insert a space... GEO, kg 900 SPT-100 XIPS-13 850 800 750 700 650... Fig. 11. SPT-100 and XIPS-13 comparison In a Fig. 11 mass... to XIPS-13. It is visible, that at the use of XIPS-13 injected... 120 day the use of XIPS-13 allows to insert a space vehicle..., the lower curve corresponds to XIPS-25 using. It is visible, that at the use of XIPS-25 injected mass is SC...., V=7475 m/s) 2000 SPT-140 1900 XIPS-25 1800 1700 1600 1500... Fig. 12. SPT-140 and XIPS-25 comparison 9 • space system Soyuz... space platforms. The using of XIPS results in increase of the... from SPT-100 to the XIPS-13 increases the transfer duration from...