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swԪеđ

ע⣺ՓڡCcҺ(2000,2:14,27)s־l
ʹՈעՓij̎

ZԪ d 䵤 |

BWCе̌WԺ 116023

    ժҪsһN͵Ĺܲڲ醴īIĻAB˳sԭͷwԪеđоFswCееđǰMչ

    PI~:s

 

0.

ҺŷϵyҪȡQڽMԓϵyyúҺR_wԪwԪһֱ˂ŬĿywԪҪ늄әC늴FԪSһЩ͹ܲϵijFʹwԪܳɞsϾһN͵늣ţCеDQҜ‘׃ܶȸ푑ٶȿԌŷyy΢ͱõwԪȡһЩMչľ@rЩB

 

1.s

1.1s[1][2]

    Giant Magnetostrictive MaterialЄeڂyĴsϣFeCoNiȣָˮĵClarkʿ70ȰlFҜغ͵ʹňкܴĴsϵԪϡFͲϞTbxDy1-xFe2-yʽxʾTb/Dy֮yR/Fe֮xһ0.270.35y0.10.05@NԪϡϽьFƷaƷ̖Terfenol-D(Edge Technologies˾)Magmek86(Feredyn AB˾)ɷ֞Tb0.27Dy0.73Fe1.93

c늲ϣPZTyĴsNiCosϾЪصܣҜµđ׃ֵܴ15002000ppm懵4050ljմɵ58ܶȸߣ1400025000J/m懵400500ljմɵ1014Cϵ푑ٶȿ죨_sݔ_220880N

ڳsϵSIڈеđǰ

1.2s

sĽYλƴݔ׌F΢ͻɲßosYɷ֞Nͣ

1.2.1ֱ[3]

    @NsҪðsϽֱӈ÷ŴCһYD1ʾڳsϵĿhh俹˲Aʹһĉ¹DƒɉKôFÁṩһƫňʹsںmľԷȹ@NsĽYλƴݔҪˮ•QR_΢λƿwy

1.2. 2λƣŴ[2]

    λƣŴͳsԭɷ֞ܗUŴʽҺŴʽɷNܗUŴʽsҪøܗUCõ^λƻݔ߀ԲÃɷN͵ijsһһؓĴsϵ@øõЧwԭD2ʾҺŴʽsҪwWе˹ľwԭ팢ںB


D1 s


D2 ؓsAU\ӷŴ

 

1.2.3Ĥ[4]

Ŀǰ,ڳsϵđIFһµоcĤͳs΢_lc΢wԪБ^ıĤʽs΢ԭ


ı: D3 Ĥʽs΢ԭ

D3ʾ@ҪһЩyİ댧wˇ,ڷǴԻƬ±քeϾؓsԵıĤӴň׃rĤa׃ĶӻƬƫD͏_Ŀ

cͨwsĤͳs΢ɱ^ڱĤеĶ΢ŏ໥ʹһЩµĹ@ڳsϵČHþҪx

 

2. swϵyеĎׄtÌ

2.1ȼעy[5]

     һҹ˾Terfenol-DȼעyՈˌD4ԭͨ^ӾȦӾؓsİʹy@NOӋʡ                


D4 ȼχy


ȥ˙CеBʹȼע^ЌFߜʴ_ȵӟoȼ^Ҳ_ӋCȼϵyŚϵyṩ˿

 


   2.2ֱʽŷy[6]

ŷyһN׃̖Һ̖ԌFƵDQbõŷyӲҪ늴FD5tUraiósOӋһNŷyԭͨ^ƾȦĴСʹsLsĶʹyĵ_׃팦M{ŷyyĵλƿͨ^λƂϵyʹϵyγ]h


    sֱʽŷyĽYoȸ푑ٶȱҺŷyݔ_L/min,l_Hz(-3db)

 


2.3[3]

    D6dzswӻԭDȦͨ늺sLĶƄӴ\wWе˹sLŴŴ󱶔ڴecСeıֵ֮,sƄС,ôݔŴ

 

 


2.4Ĥ΢ͱ[7]

     Ŀǰ΢ܵ΢y΢Ӌ΢õԪ΢ϵyоѳɞ΢͙Cϵyоğc֮һĤͳs΢ĵijF֞΢wԪṩһµķ


ı: D7 Ĥʹs΢ͱ


     D7DZĤ΢ͱõԭD΢ͱõӲֲˈAPbıĤͳs΢ֱڈAPʩһ׃ĴňrAPsĤӕrõڴ_ҺwÃӕrõijڴ_Һwһĉ

 õͨ^{ňlʸ׃ň׃lʞ2KHzrõݔ_10l/min,Ȼⲿňlʲ̫tй©}ݔ½

@N΢ͱõһcԲ÷ǽ|ʽ@ʹõĽYԴo׃ús߀ڱy΢СlMе΢yTīˮهӡ^Һעw

 

3YZ

    swԪɘO@鳬sٶȿݔȾڵʹň„

    Ŀǰsϑw_lо̎AđѽowƼgעµĻһϡYԴ҂ץס@CӭӸ¼g

 

īI

 

1         ףs,.s.ٹܲ,1998;5(2):53~55

2         ׸,,Y־t.ϡsOӋc.ϡ,1992;13(1):39~44

3         ͦ,ƽ,RA.ϡFϵsϵđо. ٹܲ,1997;(4):173~176

4         E.Quandt,K.seemann.Fabrication and Simulation of magnetostictive thin-film actuators.Sensors and Actuators,1995;A50:105~109

5         ܊.һNܰѸD׃əCеܵ².򺽺,1997;(1):28~30

6         Ĵ,,ꐴ܊,.swԪеđоչ.Һcܷ,1997;(2):2~4

7         E.Quandt.Giant magnetostrictive thin film materials and applications.Journal of Alloys and Compounds,!997;258:126~132

 

    Abstract: Giang  magnetostictive material is a new type of functional materials.Based on so many references,introduce the principle and classification of giant magnetostictive actuators,current study on fluid control components.Put forward the future of giant magnetostictive actuators in fluid mechanism.

    Key word:giant magnetostictive  actuator  fluid control components


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