Motor stirling

DOE/NASA/3152-78/! NASA CR-135382

William- R. Martini University of Washington
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NATIONAL AERONAUTICS AND SPACE ADMINISTRATION Lewis Research Center
Under Grant NSG-3152

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U.S, DEPARTMENT OFENERGY Office of Conservation and Solar Applications Division-of Transportation Energy Conservation

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DOEINA SA13152-7811.NASACR-i35382

STIRLINGNGINE E DESIGN ANUAL M

WilliamR. Martini University fWashington o JointCenteror Graduatetudy f S 100Sprout Rd. Richland, Washington9352 9 April1978 Prepared for National Aeronautics .Space dministration and A Lewis. Research Center Cleveland, Ohio44135 Under GrantNSG-3152 . for U. S,DEPARTMENTF. NERGY O E Office ofConservation andSolarpplications-• A Division ofTransportation ConSerVation Energy Washington, 20545 D.C... Under Interagency Agreement EC-7?-A-31-1011

PREFACE

The author wishes to acknowledgethe aid of the followingpeople who materially assisted the productionof this manual outsideof their regularemployment. They gave informationnot generallyavailableor conferredwith the author at length or reviewedand correctedthe manuscript,r a combination theabove. o of They are: W. T. Beale, R. Beiair,E. H. Cooke-Yarborough, . A. Didion,J. D Finegold,T. Finkelstein,F. E..Heffner,L. C..HOffnlan,. Organ, B. Qvale, A C. J. Rallis,G. Rice, P. A. Ribs, A. Ros_, A. SchoCk,J. R. Senft, J. L. Smith, Jr., I. Urieli,and G. Walker.

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TABLE OF CONTENTS

Figures . ..-,......................... Tables I. Sunlnary ..... . .............................. 2 Introduction
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2.1 Wily Should AnybodyBe InterestedIn-Stifling Engines? ..... 2.2 What Is A StiflingEngine? ........... _ ............. 2.3 Major Types Of StiflingEngines ................ 2.3.1 2.3.2 2,3,32.3.4 2.3.5 2.3.6 Heat Sources ' .............. _ ...... Solid-GasHeat'Transfer ............... Gas Transportand Power Take-Off (Seals-), .......... Power Control .................. , .... Heat Sinking . • . ,-. .... .... ........... WorkingGas ....................... , ....

4. 4 8 9 9 I0 12 13 14 14 14_ 15 15 16 17 17 17 18 18 -li_ 20 20 -2626 30 33 34 34 35 37 40 40 40 42 44

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2.4 Prese,ltnd FutureApplicationAreas ................. A 2.4.1 Silent Electr_cPower,, ..................... 2.4.2 ReliableElectricPower .......................... 2.4.3..Motor.. VehiclePower .-• • . . • • • • • ....... . . 2..4.4 Heat PumpingPower ................... 2.4.5 BiomedicalPower ..................... 2.4.6 Central Station Power . . , .............. 2.4.7 Power For Other Uses?.................. 3. CurrentAutomotiveScale. Engines .................... 3.1'-Philips-Ford P_ograms'
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3.1.I The 1-98 Engine (76 e) .................... 3.1.2 -The4-215 Engine (77 k, 77 aq) .............. 3.1.3 The 4-98 Engine (7.7 k) .................

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3.2 United StirlingEngines (77 i, 77 j,.77. al,77 am) ........ 3.2.1 Apl_lication Plan .... . .................... 3 2 2 Engine Design 3.2.2.1 Seals 3.2.2.2 Gas Cooier ...... . ............... 3.2.2..3Gas Heater ....... ... ....... 3.2.2.4 Buf'ner Air Prelleater ............. & . 3.2.2.5 Power Control .......... .........
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3.2.3 Engine-Per.forn_nce.................. . 3.3 GeneralMotors Engine......................... 3.3.1 History . • ' " ' ng 3.3.2 NASA-LewisTesti.................... ..................... ne • 3• 3• 3 Eng, Measuveuz_nts (7lbd) . ............. "
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3,4 FFV Engine ................................ 4. Review Of Engine DesignMethods ........... ........... ..... ¢,I StirlingEngine Cycle Analysis .................

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