1. ib tug ncej ntsuas tshuab rau lub dynamic ntsuas ntawm drive shafts, comprising tsawg kawg yog ob tug pedestals txheej txheem ntawm ntawm lub tshuab txaj, txhua pedestal xws li ib lub qhov mounted rau springs thiab tau txais ib ntxaiv uas yog teb txog kev axis thiab yog cov muaj kev tws tus ncej tsav mus yuav balanced thiab ib thawj kev co sensor uas no deeg ntawm sab sauv ib sab ntawm tus unbalance ntawm tus tsav ncej resulting raws li xav tsav koom tes nrog cov rog hauv tsawg tus thawj degree of txoj kev ywj pheej ntawm tsab ntawv tsa suab dab tsi rau tus ntxaiv axis, wherein rau sab qaum kev ib pedestal ib mounts ib ob kev co sensor uas cov deeg ntawm sab qaum kev ib no nyob li ib ob degree of txoj kev ywj pheej ntawm cov lus tsa suab, thiab wherein cov kev co tseg ntawm cov thawj thiab ntawm kev co sensor thib ob yog tej yam ua kua rau ib Circuit Court evaluating uas ua analyzes qhov kev co Pib ntsais koj teeb thiab links lawv mus cuag ib txoj kev uas suab kev co excitations rau sab qaum kev ib tsis sau cov unbalance nrho qhov drive ncej xoo ntawm qhov kev luj xyuas.

2. lub tshuab balancing raws li cov ntaubntawv 1, wherein sensor kev co thib peb yog nyob rau sab qaum kev ib ntawm ib lub pedestal los xyuas txog deeg ntawm sab qaum kev ib nyob rau ntawm tus axis ntawm ntxaiv, thiab tus evaluating Circuit Court configured los txiav txim rau ntawm qhov kev co chaw rau peb kev co sensor ib tug quab yuam axial excitation thiab tawm hauv qhov kev luj xyuas ntawm ib tug unbalance qhov kev ntsuas cov kev tivthaiv ntawm cov hwjchim axial excitation los ntawm cov kev co tseg rau xam xyuas txog qib uas tsis txaus.

3. ib txoj kev rau cov dynamic ntsuas ntawm drive shafts siv balancing siv ib lub tshuab raws li cov ntaubntawv 1, wherein ib calibrating tuam precedes qhov unbalance ntsuas drive shafts, wherein cais siv sau puas tau ib ntawm ob lub pedestals ntawm cov balancing siv lub tshuab, yeej muaj ib tug thawj siv khiav xoom lossis quab yuam tsis transverse thiab caij excitation, comprising ib ob siv cav muaj lub hwjchim transverse excitation magnitude paub tias , thiab ib feem peb siv khiav rau lub caij excitation uas paub magnitude, harmonically cais cov kev kuaj tau co chaw ntawm qhov siv sau, storing cia li tsis thiab siv mus muab xam los ntawm ib tug calibrating matrix thiab ntsuam qhov kev co Pib ntsais koj teeb nyob rau tom unbalance ntsuas ntawm ib tug ncej tsav thaum uas siv cov paub los calibrating matrix, xws tias suab kev co excitations tsis sau cov unbalance nrho qhov drive ncej payment rau qhov kev luj xyuas.

4. ib txoj kev raws li daim ntawv thov 3, wherein nyob hauv lub kauj ruam calibrating lwm siv cav nrog tus quab yuam axial excitation yam thiab deeg ntawm ib sab qaum kev ib ntawm ib lub pedestal rau ntawm tus axis ntawm ntxaiv yog los ntawm kev kuaj kev co sensor, analyzed harmonically, muab ua tau calibration thiab, nyob rau tom unbalance ntsuas seb ua tau ib tsav ncej , yog sib cais los ntawm cov kev co chaw rau muab xam nqi unbalance.
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Hauj lwm:

HLA SIV RAU LWM YAM KEV SIV

Piv txwv siv qhov feem muaj 35 U.S.C. §119 ntawm German daim ntawv No. 10 2013 101 375.9 tsab Feb. 12, 2013.

TEB NTAWM TUS INVENTION

No invention koom ib tug ncej ntsuas tshuab rau lub dynamic ntsuas ntawm drive shafts, comprising tsawg kawg yog ob tug pedestals txheej txheem ntawm ntawm lub tshuab txaj, txhua pedestal nrog rau lub caij nplooj ntoos hlav mounted sab qaum kev ib mounting ib ntxaiv uas yog teb txog kev axis thiab muaj xws li ib pab xaus ntawm ib tus ncej tsav mus yuav balanced thiab ib thawj kev co sensor uas no deeg ntawm sab sauv ib sab ntawm tus unbalance ntawm tus tsav ncej resulting raws li xav tsav rog muab kev koom tes rau yam tsawg kawg ib thawj degree of txoj kev ywj pheej ntawm tsab ntawv tsa suab dab tsi rau tus ntxaiv axis. Tus invention tam sim no lawv tas mus rau tus dynamic ntsuas ntawm drive shafts.

TOM QAB NTAWM QHOV INVENTION

Ntsuas Drive ncej cav tov paub tias, inter alia, los tsib 28 02 367 B2 thiab U.S. plws. Tsis 6,694,812 B2. Hauv drive ncej ntsuas cov cav tov, tus tsav shafts los tau balanced uas txais tau cov kawg yog los ntawm ib tug ntxaiv teb ntawm tus pedestal. Ntxaiv yog nyob hauv lub tsev txaus siab rau lub pedestal by means of springs kabmob. Tus springs, uas yog feem ntau nplooj springs, cov txheej txheem ntawm txoj kev enabling sab qaum kev ib rau co los rau thaum uas tig mus xaav ntawm nws lub axis ntxaiv thiab zej tsoom sawvdaws kom transverse rog uas ua los ntawm npaus ntawm qhov drive ncej thiab yuav kis tau mus rau sab qaum kev ib cov pob qij txha thiab ntxaiv xwb. Xav tias cov pob qej txha ntawm qhov drive ncej kis tsis muaj bending moments, txog hauv pom lub pedestals ntawm drive ncej ntsuas cov cav tov yog configured li unbalance xab li rau tib dav hlau, nrog kev co ib tus sensor yog txheej txheem ntawm rau txhua pedestal los xyuas txog cov deeg ntawm pedestal sab qaum kev ib hauv daim degree of txoj kev ywj pheej ntawm tsab ntawv tsa suab dab tsi rau tus ntxaiv axis. Cov configuration no tau lawm tau proven rau qhov xyaum.

Hauv ib crankshaft ntsuas lub cav paub ntawm tsib 15 73 670 B2, bracket tau cov kabmob ntawm tus pedestal yog nyob ntawm ob tug kev co tebchaws quab yuam transducers coj txawv xab qhia kev dag hauv lub dav hlau tau cov kabmob. Lub chaw ntawm cov hwjchim ob transducers yog phua li los ntsuam circuits raws li lawv kev co Cartesian Cheebtsam, uas lub yeej thiab ncov qaumteb qabteb los yog vas los tiv thaiv cheebtsam no uas muaj tuaj.

JP 57 165 731 A discloses txoj kev kho mob uas tus rotor yog nyob hauv ob lub bearings by means of bearing pins npaus. Txhua cov kabmob nrog rau tus thawj kev co sensor rau tebchaws rau deeg uas koob cov kabmob thiab, spaced therefrom, tus thib ob kev co sensor huas li cov thawj ib xab thiab tebchaws deeg ntawm coupling qhov txheej txheem ntawm qhov kawg ntawm tus kabmob nawj.

TXOJ KEV UAS LUB INVENTION

Yuav tau mus ntsuas drive shafts hauv lub siab kuj speeds ze lawv tej ciav ceev ua, nrog rau nws lawm tiam sis hais tias ntawm ntau dua speeds uas zov tau raug qhov unbalance ntsuas tau lawm yuav tau ntsib rau siab. Yog li ntawd nws yog ib yam twj paj nruas uas tus invention tam sim no yuav muab ib tug ncej ntsuas cov yam chiv xa mus rau qhov twg enables yog ntsuam tau nyob dua ntsuas speeds ze ntawm tus ciav coj ceev ntawm lub tsav ncej tshuab drive. Nws yog ib yam twj paj nruas ntawm lub invention tam sim no kom npaj ib txoj kev paub txog cov yam chiv xa mus rau.

Kev xav txog qhov drive ncej ntsuas tshuab, xa mus rau cov kwv yog accomplished ntawm cov yam ntxwv recited nyob rau hauv daim ntawv thov 1. Muaj ib qho kev zoo embodiment ntawm lub tshuab balancing yog npaj tawm mus li nyob hauv daim ntawv thov 2. Kev xav txog cov qauv, xa mus rau cov kwv yog accomplished ntawm cov yam ntxwv txoj kev recited nyob rau hauv daim ntawv thov 3, thiab ib tug ntxiv kev loj hlob ntawm txoj kev no yog accomplished uas muaj cov yam ntxwv rau hauv daim ntawv thov 4recited.

Nyob rau hauv qhov drive ncej ntsuas ntawm tus invention tshuab, lub sab qaum kev ib pedestal ib mounts ib ob kev co sensor uas cov deeg ntawm sab qaum kev ib no nyob li ib ob degree of txoj kev ywj pheej ntawm cov lus tsa suab, nrog kev co tseg ntawm lub npe thiab lub thib ob kev co sensor tau tej yam ua kua rau ib Circuit Court evaluating uas ua analyzes qhov kev co tseg thiab mus tau li ib txoj kev uas kev co excitations rau sab qaum kev ib suab tsis sau cov unbalance nrho qhov drive ncej xoo ntawm qhov kev luj xyuas.

Tus invention tam sim no no nyob rau realization pedestal sab qaum kev ib, kuj muaj ntsuas speeds nyob ib puag ncig thiab tis kom excitation los transverse rog los ntawm unbalance thiab lub caij nplooj hlav yug guiding coj mus rau lub axis ntawm kev sib hloov, executes deeg uas tus ntxaiv axis yog tsis hloov mus purely parallel, qhov no yog muaj txhais ntxiv Cheebtsam ntawm ib suab txog ib axis extending rau hauv lub tsheb transverse rau lub ntxaiv axis thiab transverse los tus guiding ntawm cov nyiaj them yug caij nplooj ntoos hlav. Tus dynamic nruj ntawm cov springs uas txhawb sab qaum kev ib, uas mob heev counteracts suab ntawv tsa suab, decreases nyob speeds siab thiab, nrog rau tus ceev ua, yuav ua rau lub suab resonance kom tau ua uas pedestal sab sauv seem tsis teb cov lus kom radial rog heev dua lwm yam tab sis muaj ib pliag excitation. Owing to hauv lub tshuab uas tus invention balancing configuration, yog by means of qhov thib ob kev co sensor tias deeg lub hauv sab qaum kev ib nrhiav tau nyob rau hauv ob degree of txoj kev ywj pheej ntawm cov lus tsa suab ua suab ntawv tsa suab, thiab muaj cais los ntawm cov kev co tsis txaus hob cheebtsam hauv lub evaluating muab xam. Yam no, muaj xab accuracies los ntawm ntau dua ntsuas speeds yog pov tseg.

Ua ntej lwm tswv yim txog ntawm tus invention, kev co sensor peb yuav tau txheej txheem ntawm rau ib sab ntawm tus pedestal mus ntes deeg ntawm sab qaum kev ib nyob rau ntawm tus axis ntawm ntxaiv, nrog rau hauv Circuit Court evaluating tau configured saib ntawm lub chaw kev co ntawm peb kev co sensor ib tug quab yuam axial excitation thiab tawm hauv qhov kev luj xyuas ntawm ib tug unbalance qhov kev ntsuas cov kev tivthaiv ntawm tus axial yuam excitation los ntawm qhov kev co tseg rau lub xam xyuas txog qib uas tsis txaus.

No lub embodiment ntawm lub tshuab balancing tau qhov kom zoo dua tias nquag rotationally axial rog uas yuav ua rau kev cuam tivthaiv rau hauv cov chaw kuaj los ntawm txoj kev co sensors kev co tsis muaj peev xwm adversely muaj feem xyuam rau txoj kev ntsuas unbalance cov cav laij. Rog heev rotationally axial mas yog nyob rau unbalance ntsuas ntawm drive shafts thaum no tsis muaj axial raug mob hauv ib tug sliding los yog ib tug homokinetic axially displaceable tsab tsab ntawv.

Tus qauv ntawm cov invention yog ib kauj ruam calibrating leg dej num kev ntsuas unbalance ntawm drive shafts, hauv cais uas siv sau tau ib lub pedestals ntawm cov balancing siv lub tshuab, comprising ua tus thawj siv khiav xoom lossis quab yuam tsis transverse thiab caij excitation, ib ob siv cav muaj lub hwjchim transverse excitation magnitude paub tias, ob thiab peb leeg siv khiav rau lub caij excitation uas paub magnitude , harmonically cais cov kev kuaj tau co chaw ntawm qhov siv sau, storing cia li tsis thiab siv mus muab xam los ntawm ib tug calibrating matrix thiab ntsuam qhov kev co tseg rau tom unbalance ntsuas ntawm ib tug ncej tsav thaum uas siv cov paub los calibrating matrix, xws tias suab kev co excitations tsis sau cov unbalance nrho qhov drive ncej payment rau qhov kev luj xyuas.

Nyob hauv ib tug ntxiv embodiment ntawm tus qauv, ntaub ntawv kuj yuav muab cov nyob hauv lub calibrating kauj ruam rau lwm siv cav nrog tus quab yuam axial excitation mus ntes deeg ntawm lub sab qaum kev ib lub pedestal rau ntawm tus axis ntawm ntxaiv by means of ib kev co sensor, txheeb xyuas lawv harmonically, cia li muab calibration, thiab tom unbalance ntsuas ntawm ib tus ncej drive , cais los ntawm cov kev co chaw rau muab xam nqi unbalance.

QHIA QHOV TSEEMCEEB TXOG NTAWM COV DRAWINGS

Tus invention tam sim no yuav muab qhia rau ntau yam nyob rau hauv qab no with reference to embodiments illustrated hauv lub teeb duab accompanying, wherein:

Daim duab 1 yog ib schematic sawv cev ntawm ib daim duab ua ntej drive ncej ntsuas tshuab; thiab

Daim duab 2 yog ib schematic sawv cev ntawm tus pedestal ntawm drive ncej ntsuas ntawm tus invention tshuab.

NQE LUS PIAV NTXIV TXOG NTAWM TUS DRAWINGS

1 daim duab qhia cov siv yooj yim ntawm ib tug paub balancing tshuab 10 rau qhov ntsuas ntawm drive shafts. Lub balancing tshuab 10 muaj ib lub cav txaj 12 uas ob tug pedestals 13, 14 cov txheej txheem ntawm yam txawv ib leeg. Cov pedestals muaj ib duas paub luj 15, 16 cov uas yog mounted rau longitudinal xaav hauv ib daim ntawv qhia tawm rau hauv cov kev taw qhia longitudinal ntawm lub tshuab txaj 12 extending thiab yog rooj noj kom pab tau kom cov kev coj ntawm tus pedestals 13, 14 mus kom txog tus ncej drive uas yuav tau txhaj. Tus bases 15, 16 nqa ib sab qaum kev ib 17, 18, feem txaus siab rau lawv by means of springs 19, 20. Ib sab qaum kev ib 17, 18 accommodates ib duas paub ntxaiv 21, 22 mounted rau kev sib hloov hauv bearing housings. Lub spindles 21, 22 ntawm lub sab sauv ob yam 17, 18 cov coaxially txheej txheem ntawm thiab tau ntawm lawv facing hnub clamping li 23, 24 kom koj nrhiav ib tug fastening tag, piv txwv, tus kawg flange, ntawm ib tug ncej drive W. centrally yog Tsawg kawg yog ib lub qhov, hauv lub teeb duab lub sab qaum kev ib 18, nrog rau tus tsav lub cev muaj zog 25 lus no yog muab teev ntxaiv 22 thiab li tus mounted drive ncej W rau rotating suab. Yog cov lwm ntxaiv 21 dawb do rotatable nrog mounted xaus drive ncej W, tiam sis nws yuav Attendance muab tau ib tsav tsav. Ib sab qaum kev ib 17, 18 suav tas ib duas paub kev co sensor 26, 27 cov uas no deeg ntawm lub duas paub sab qaum kev ib 17, 18 hauv cov kev taw qhia ib, hauv no embodiment rau txoj kev taw qhia, thiab lawv nyob rau hauv daim ntawv ntawm cov hluav taws xob tseg rau ib ntsuam hauv qhov thiab ntaus ntawv xam hau. Ntsuas qhov no teb ntawm tus spindles 21, 22, ib lub-ntawm-teb fais sensor 28 los kuj muaj uas Attendance txuas nrog lub ntsuam thiab xam dais.

Thaum measuring mus dhia qhov drive ncej W uas tus neeg tsav nyob ib ceev Ω, nrog rau lub unbalances ntawm tus ncej drive W exciting deeg ntawm lub qhov chaw hauv lub 17, 18 ntawm tus pedestals 13, 14. Rau deeg thiab lawv ceev nrhiav tau qhov zoo, thiab lawv theem thiab tshaj pab unbalance rau ntawm tus ncej drive 10 los yuav muab ob txoj kev ntsuas dav hlau. Dav hlau ntsuas ntawm ib tus ncej drive yog lub dav hlau coj mus rau lub axis ntawm kev sib hloov thiab kis los ntawm qhov chaw ntawm lub pob qij txha, vim cov rog vim raug yuam los ntawm unbalance koj yuav kis tus kab mob muaj li transverse forces Q rau tus ncej drive flanges mounted ntawm cov spindles. Lub unbalances drive ncej flanges thiab coupling yam zoo li no nrhiav tau nyob rau hauv lub dav hlau ntsuas. Tus springs 19, 20 ntawm cov pedestals 13, 14 ntawm drive ncej ntsuas cov cav tov yog conventionally configured thiab txheej txheem ntawm xws tias lub qhov chaw hauv lub 15, 16 ntawm cov pedestals 13, 14 oscillate los ntawm excitation los ntawm cov transverse rog nyob rau hauv ib txoj kev uas yuav ua tau rau lub axles ntawm tus spindles 21, 22 rau txim tuag rau thaum uas tig mus taw, uas tuav cov kev taw qhia dab tsi rau qhov dav. Qhov tshwm sim li no tiav yog tias cov pedestals 13, 14 teb rau tus transverse rog ntawm tus ncej drive unbalance thiab ho sib kis tau los ntawm cov pob qej txha heev dua lwm yam. Raws li, txhua tus pedestal ntawm tus ncej tshuab ntsuas conventionally drive nruab nrab yog tus unbalance xab ntaus ntawv rau ib lub dav hlau unbalance.

No paub thiab pa configuration ntawm drive ncej ntsuas cov cav tov tau lawm proven rau qhov xyaum thiab ua rau fee tau thaum uas tsis muaj speeds. Drive shafts tab sis muaj ib maag mus rau ib tug ncej-elastic tus cwj pwm, uas ua rau muaj qhov yuav tsum tau sib npaug drive shafts hauv lub siab kuj speeds ze rau yav tom ntej tej ciav ceev. Muaj qhov drive ncej khiav ntawm ntau dua speeds, pedestal sab qaum kev ib, txawm tias zoo siab heev heev dua lwm yam los ntawm transverse rog, tsis executes ntshiab si thaum uas tig mus deeg, nws deeg uas txhais cheebtsam uas pitching ntawv tsa suab, cf. qhov hloov koj kev xav ntawm pedestal sab qaum kev ib tseg rau hauv daim duab 2 hauv kab dashed. Tus pedestal lawm teb kom transverse rog heev dua lwm yam, tab sis kuj dabtsi yog khoov moments. Lub teeb liab u₁(t) ntawm cov kev co sensor ces muaj Cheebtsam los ntawm (rotationally heev heev) transverse rog {txoj xub (Q)}(t) thiab cheebtsam los ntawm (rotationally heev heev) dabtsi yog khoov moments {txoj xub dua (M)}(t). Nkauj nraug ntawm no ua ob puas yuav tsis tau thaum muaj ib qho kev co sensor yog siv ib cov pedestal. Consequence, txiav txim ntawm lub unbalance no corrupted yog moments sawv pedestal sab qaum kev ib. Tus invention tam sim no qhia tau hais tias ib txoj kev yuav ua li cas cov ntsuas uas tsis yuav zam tau los ntawm kev siv lub sensor ntxiv.

Raws li cov invention tam sim no, lub qhov hauv lub ob pedestals ntawm tus ncej ntsuas tshuab drive yog nruab muaj lub npe thiab lub thib ob kev co sensor. 2 daim duab qhia cov pedestal 13 ntawm tus ncej ntsuas tshuab 10 nws sab qaum kev ib 17 muaj raws li qhov invention ob kev co sensors 26, 29drive. Cov kev co ob sensors 26, 29 ntawm tus pedestal 13 yog spaced lug li los ntawm ib tug dav nyob deb li cas, los ntawm lub chaw uas lawv xa ntau tseg u_1,1(t) u_1,2(t) thaum thaum uas tig mus thiab pitching deeg yog superimposed. Rau lub harmonically analyzed ntsuas pib ntsais koj teeb ntawm kev co sensors, lub tshuab balancing conventionally siv ib

$pointer representation u (t) = \vec{u} \cdot e^{ ω t} = (\begin{matrix} u_{re} \\ u_{im} \end{matrix}) \cdot e^{ ω t} .$

Kev excitation ib pedestal, cov kab rov tav thiab lub Cheebtsam ntsug

$\vec{U} = (\begin{matrix} U_{h} \\ U_{v} \end{matrix}), \vec{M} = (\begin{matrix} M_{h} \\ M_{v} \end{matrix}), \vec{Q} = (\begin{matrix} Q_{h} \\ Q_{v} \end{matrix})$

yog nkag tau rau hauv qhov system tsau rau ntawm rotor coordinate.

Tus excitation rog thiab excitation moments, cov lus hauv qab no tawm correlation ces tuas muaj tseeb

$(\begin{matrix} Q_{h} \\ Q_{v} \\ M_{h} \\ M_{v} \end{matrix}) = (\begin{matrix} a & b & c & d \\ - b & a & - d & c \\ e & f & g & h \\ - f & e & - h & g \end{matrix}) \cdot (\begin{matrix} u_{1, re} \\ u_{1, im} \\ u_{2, re} \\ u_{2, im} \end{matrix}),$

qhov dawb tsuas yim tsis zoo li nyob hauv lub 4 × 4 calibration matrix vim symmetries. Cov no ces empirically uas cia noj cov nyhuv hauv ib siv khiav, piv txwv li, ib qhov me me excitation {txoj xub nyob (Q)}⁰≈0, {txoj xub nyob (M)}⁰≈0 thiab tib lub npe thiab ib excitation thib ob uas paub magnitude, piv txwv li, {txoj xub nyob (Q)}^kuv= Q^Kal, {txoj xub nyob (M)}^kuv≈0, {txoj xub nyob (Q)}^II≈0 , {txoj xub nyob (M)}^II= M^Kal, nrog rau lub chaw tau analyzed harmonically sensor thiab ua rua kom {txoj xub nyob (u)}₁⁰, {txoj xub nyob (u)}₁^kuv, {txoj xub nyob (u)}₁^II, {txoj xub nyob (u)}₂⁰, {txoj xub nyob (u)}₂^kuv, {txoj xub nyob (u)}₁^II.

Suitably, tus excitation yuav tau uas ua los ntawm muab xeem unbalance hais rau ntxaiv. Cov no mus kom ze txhua pedestal qhov yog nyias.

Lub yim dawb tsis muaj... h yuav tau ua raws li qhov transposition ntawm qhov sib npaug los ntawm dlaws tau ib kab zauv tawm lawv daim ntawv

$\underline{\underline{A}} \cdot (\begin{matrix} a \\ b \\ c \\ d \\ e \\ f \\ g \\ h \end{matrix}) = (\begin{matrix} Q_{h}^{I} - Q_{h}^{0} \\ Q_{v}^{I} - Q_{v}^{0} \\ M_{h}^{I} - M_{h}^{0} \\ M_{v}^{I} - M_{v}^{0} \\ Q_{h}^{II} - Q_{h}^{0} \\ Q_{v}^{II} - Q_{v}^{0} \\ M_{h}^{II} - M_{h}^{0} \\ M_{v}^{II} - M_{v}^{0} \end{matrix})$

Tus coefficients hauv matrix A seb qhov txawv ntawm qhov ntsuas harmonically analyzed tseg

({txoj xub nyob (u)}₁^kuv− {txoj xub nyob (u)}₁⁰), ({txoj xub nyob (u)}₁^II− {txoj xub nyob (u)}₁⁰), ({txoj xub nyob (u)}₂^kuv− {txoj xub nyob (u)}₂⁰), ({txoj xub nyob (u)}₂^II− {txoj xub nyob (u)}₂⁰).

Thaum lub calibration matrix paub, nws yog cais ntawm cov hwjchim transverse thiab lub caij excitation nyob rau tom cov ntsuam tau:

$(\begin{matrix} Q_{h} \\ Q_{v} \end{matrix}) = (\begin{matrix} a & b & c & d \\ - b & a & - d & c \end{matrix}) \cdot (\begin{matrix} u_{1, re} \\ u_{1, im} \\ u_{2, re} \\ u_{2, im} \end{matrix}),$

thiab, feem

$(\begin{matrix} M_{h} \\ M_{v} \end{matrix}) = (\begin{matrix} e & f & g & h \\ - f & e & - h & g \end{matrix}) \cdot (\begin{matrix} u_{1, re} \\ u_{1, im} \\ u_{2, re} \\ u_{2, im} \end{matrix}) .$

Xav txog kev teem tom ces hais txog tas nrho balancing lub cav nrog ob tug pedestals.

Lub transverse sib zog ntawm cov thawj coj thiab thib ob pedestal excitations

$(\begin{matrix} Q_{1, h} \\ Q_{1, v} \end{matrix}), (\begin{matrix} Q_{2, h} \\ Q_{2, v} \end{matrix})$

tau ces txhob pub rau cov pa unbalance le caag. Qhov tseeb unbalance calibration ces kuj yog muab hais unbalance paub tias lub dav hlau ntsuas ntawm tus tsav ncej. Yam no, nws tseem tau mus tua cov ntsuas uas tsis tshwm sim los ntawm qhov teebmeem ntawm moments yuav luag yuav by means of ib sensor thib ob.

Lub caij excitations uas cov thawj thiab ob pedestal

$(\begin{matrix} M_{1, h} \\ M_{1, v} \end{matrix}), (\begin{matrix} M_{2, h} \\ M_{2, v} \end{matrix})$

yuav tsum nquag ignored. Raws li muaj tshwm sim, ib txoj kev kuaj yuav los ua kom tshawb xyuas seb puas muaj kev txwv nqis yog exceeded, vim lub chaw tsim tshuaj paus ntawm drive shafts yuav tejzaum nws nrhiav txwv apart from cov nyhuv uas tsis txaus, thiab cov nyhuv ntawm moments rau lub flanged-ntawm cheebtsam.

Qhov teeb meem los kuj yog tus tsav ncej twb tsis muaj axial them (piv txwv li, ib tug sliding los yog ib homokinetic displaceable rau ob leeg). Rog heev rotationally axial tej zaum ces ua kom paub kev tivthaiv cuam nyob rau ntawm teeb liab ntsuas. Raws li cov invention, tswv ib thib peb kev co sensor 30 mus rau sab qaum kev ib 17 ntawm tus pedestal 13, tseem tau mus ntes cov excitation los axial rotationally nquag rog thiab muab nws ua tus muab xam los ntawm cov unbalance. Kauj yog analogous txig rau ib lub nyob hauv lub foregoing. Ua ntej cov ib siv khiav yog yam tsis excitation, ces peb cov calibrating excitation transverse quab yuam caij excitation thiab quab yuam axial excitation sau. Kauj, cov cim kev nquag rotationally axial rog yog yam nyuab dua dog dig vim tsis tau accomplished los ntawm qhov kev tso kawm ntawm no unbalance hais xwb. Ib tseem yuav yog siv ib tug theem-tseeb quab yuam exciter, tiam sis qhov no cia yuav nqi ntau heev. Ntxiv orientated xyaum yuav, piv txwv li, ib tug ncej drive rau kom raug mob uas yog nyob hauv lub clamping fixture nrog axial ib offset hais tseg. Kev siv lub cav thiab tus thawj ob tus raug mob ntev yuav tsum enabled sau calibrating, disabling nws tab sis rau cov hnub calibrating khiav. Thaum lub quantification ntawm tus axial measured rog tom yog tsis tau, lawv yuav tau cais cuaj kaum thiab eliminated ntawm qhov unbalance ntsuas.