Mumafekitori, maPID controllers anozivikanwa nekuti ari nyore uye anoshanda nemazvo. Ivo vanoshandiswa mumaindasitiri mazhinji:
Kugadzira mota yekudziya uye welding.
Ndege dzekutonga kwakarurama.
Electronics kuchengetedza mhando yepamusoro.
Kugadzira mbatya kudzora kupisa.
Zvokudya uye zvinwiwa zvezvinhu zvakaita sekuvirisa.
Mushonga uye makemikari ekutsiga maitiro.
Sezvo tekinoroji ichivandudza, maindasitiri anoda akasimba ekudzora masisitimu. Nekuchinja mumafekitori, zvishandiso zvakaita sePID controllers zvakanyanya kukosha.
Nzira nyowani, senge Fuzzy Logic Control uye Model Predictive Control, inoshanda zvirinani kune anonyengera masisitimu. Idzi nzira dzinogadzirisa matambudziko ayo vatongi vePID vanogona kuwana zvakaoma, sekubata maitiro asina kuenzana kana shanduko nekukurumidza.
Zvitsva Zvitsva
PID controllers iri nyore kushandisa uye inoshanda nemazvo kune yakagadzikana masisitimu. Izvo zvakajairika mumafekitori uye maindasitiri emagetsi.
Zvidzoreso zvepamberi seFuzzy Logic Control (FLC) uye Model Predictive Control (MPC) zviri nani kune akaomarara masisitimu. Vanogadzirisa kuchinja uye kubata maitiro akaoma zvakanyatsonaka.
Kumisikidza PID controller kunogona kuve kwakaoma. Iwe unofanirwa kuzvigadzirisa zvakanyatsoita kuti masisitimu arambe akagadzikana kana aine maitiro akaomarara.
Kusanganisa PID nemadhiraivha epamberi anogona kugadzirisa mhedzisiro. Izvi zvinosanganisa kureruka kwePID nekuchinjika kwenzira dzepamusoro.
Sarudza rudzi rwako rwekutonga zvichienderana nekuoma kwakaita system. Shandisa PID yemabasa akareruka uye zvidzoreso zvepamberi zvemabasa akaomarara.
Kunzwisisa PID Controllers
Tsanangudzo yePID Control
A PID mutungamiriri igadziriro inoita kuti zvinhu zvirambe zvakadzikama. "PID" zvinoreva Proportional, Kubatanidzwa, uye Derivative, inova migove yayo mitatu. Zvikamu izvi zvinoshanda pamwechete kudzora maitiro ehurongwa. Mafekitari anoashandisa kuona kuti michina inoshanda nemazvo uye nemazvo. Semuenzaniso, vanogona kudzora kupisa, kumanikidza, kana kukurumidza mukugadzirwa.
Tinoyera kuti zvakanaka sei a PID mutungamiriri ine mimwe miedzo. Imwe bvunzo inguva yekusimuka, inoratidza kuti inokurumidza kusvika pachinangwa. Imwe inguva yekugadzirisa, iyo inotaura kuti zvinotora nguva yakareba sei kuti ugare wakatsiga. Mimwe bvunzo, senge overshoot uye yakatsiga-mamiriro kukanganisa, tarisa kana ikaramba iri pachinangwa pasina mabhii makuru.
Zvikamu zvePID Controller
A PID mutungamiriri ine zvikamu zvikuru zvitatu:
Proportional Gain (Kp): Ichi chikamu chinogadzirisa zvikanganiso zvazvino nekuita nekukurumidza. Kp yakakura inoreva mhinduro yakasimba.
Integral Gain (Ki): Ichi chikamu chinotarisa zvikanganiso zvekare uye chinozvigadzirisa nekufamba kwenguva. Inobatsira sisitimu kurova chinangwa chayo pasina kupotsa.
Kubva Kuwana (Kd): Ichi chikamu chinofanotaura zvikanganiso zvenguva yemberi nekutarisa kuti zvinhu zvinoshanduka nekukurumidza sei. Inomisa hurongwa kubva pakuzunungusa zvakanyanya.
Zvikamu izvi zvinoshanda seboka kuti ridzore zvinhu zvakanaka. Chikamu chakaenzana chinogadzirisa zvikanganiso pakarepo. Chikamu chakakosha chinogadzirisa matambudziko enguva refu. The derivative chikamu chinochengeta zvese zvakatsetseka uye zvakatsiga.
Nei PID Controllers Vakakurumbira
PID controllers anofarirwa nekuti ari nyore uye anoshanda nemazvo. Izvo zviri nyore kugadzirisa, kunyange kune vanotanga. Ivo zvakare vanoshanda mune akawanda akasiyana mamiriro, saka ivo vanoshandiswa mumazhinji maindasitiri.
Mumafekitori, PID controllers vachiri sarudzo yepamusoro nekuti vanochinjika nyore. Zvinyowani, seIoT uye kuzvigadzirisa, zvinoita kuti zvive nani. Zvishandiso zvakaita seLabVIEW zvinovabatsirawo kuti varambe vakavimbika uye vanobatsira pamabasa akakosha.
Sezvo mafekitari anoshandisa michina yakangwara, kudiwa kwe PID controllers inokura. Kukwanisa kwavo kudzora zvinhu nenzira kwayo kunoita kuti zvive zvakakosha nhasi.
Kuganhurirwa kwePID Controllers
Tuning Matambudziko
Kugadzirisa a PID mutungamiriri inogona kuomera masisitimu akaomarara. Iwe unofanirwa kunyatso kuseta zvakaenzanirana, zvakakosha, uye zvakawana. Maitiro ega ega anoita zvakasiyana kune aya marongero, zvichiita kuti zviome kuti zviite nemazvo.
Mamwe masisitimu anogadzika nekukurumidza, nepo mamwe anogona kuzununguka kana kupfura. Tafura iri pazasi inoratidza mhando dzakasiyana dzemhinduro dzehurongwa:
Complex Dynamic Response | tsananguro |
|---|---|
kuzvitonga, kurongeka kwechipiri, kuwedzeredza | A sisitimu inodzika zvishoma nezvishoma pane imwe kukosha. |
kuzvitonga, kurongeka kwechipiri, kuderedzwa | Sisitimu inozununguka isati yagadzikana pane imwe kukosha. |
kuzvitonga, second order plus lead | Sisitimu ine chikamu che lead inokanganisa maitiro ayo. |
kuzvitonga, kurongeka kwechipiri pamwe nekutungamira ne overshoot | A system inodarika chinangwa chayo isati yagadzirisa. |
kuzvitonga, kurongeka kwechipiri, chikamu chisiri chidiki | Hurongwa hune hunhu husina kujairika hunokanganisa mhinduro yayo. |
integrator plus first-order lag | Hurongwa hunochinja nekufamba kwenguva asi hunoita zvishoma nezvishoma. |
integrator plus first-order lead | Sisitimu inoshanduka nekufamba kwenguva nekukasira kuita. |
integrator plus nonminimum phase | Sisitimu inoshanduka nekufamba kwenguva nemaitiro asina kujairika. |
Kana iwe ukaridza zvine hukasha, sisitimu inogona kuzununguka kana kusagadzikana. Chenjerera kana uchigadzirisa masisitimu ane kunonoka kana tight dynamics.
Kubata Complex Dynamics
PID controllers dzakanakira masisitimu akareruka asi anonetsana neakaomarara. Masisitimu ane kunonoka, maitiro asina mutsara, kana akawanda akasiyana anogona kuvavhiringa. Semuenzaniso, kana hurongwa huine mhinduro dzisina kujairika kana shanduko nekufamba kwenguva, mutongi anogona kusashanda zvakanaka.
Muzviitiko izvi, mutongi anogona kunyanyisa kana kusaita zvakakwana. Izvi zvinoitika nokuti PID controllers shandisa zvigadziriso zvakagadziriswa zvisingakwanisi kugadzirisa kuchinja. Nzira dzepamberi, senge Model Predictive Control, inoshanda zvirinani kune aya mamiriro akaoma.
Sensitivity kune Noise uye kuyerwa Kukanganisa
Ruzha uye kukanganisa zvinogona kukuvadza a PID controller's performance. Chikamu chakakosha chinoderedza ruzha, asi chikamu chinotorwa chinogona kuita kuti chiwedzere. Izvi ndezvechokwadi kunyanya kana iyo D kuwana yakanyanya.
Kuti ugadzirise izvi, chenesa zviratidzo zvako zvakanyatsonaka. Shandisa nhovo nemasefa kuderedza ruzha muzviyero. Dzimwe nguva, kuseta iyo inotorwa kuwana kune zero inobatsira munzvimbo dzine ruzha.
Tip: Gara uchitarisa kuti ma sensors ako akarurama uye akadzivirirwa kubva mukukanganiswa. Izvi zvichakubatsira iwe PID mutungamiriri shanda zviri nani.
Advanced Control Techniques
Chii chinonzi Fuzzy Logic Control (FLC)?
Fuzzy Logic Control (FLC) inobatsira kubata masisitimu anonyengera. Inoshanda zvakanaka nemasisitimu asiri nyore kana ane zvikamu zvisingazivikanwi. Panzvimbo pekushandisa masvomhu akasimba, FLC inoshandisa mitemo sekufunga kunoita vanhu. Zvakafanana nehurongwa hunoita sarudzo, saka zvakanakira zvinhu zvakaita semidziyo yemumba kana marobhoti.
Sei FLC yakakosha?
Inogadzirisa zvirinani kuchinja pane PID controllers.
Inoshanda nemashoko akadai se "kudziya" kana "kutonhorera" pane nhamba.
Iwe unogona kuwedzera mitemo kugadzirisa matambudziko PID controllers haigone kubata.
Method Control | Strengths | Utera |
|---|---|---|
Fuzzy Logic Control | Yakanaka kune anonyengera uye asina chokwadi masisitimu | Inoda kumwe kuseta uye inogona kunetsa kushandisa |
PID Controllers | Inoshanda zvakanaka kune masisitimu ari nyore | Kunetsana nemanomano kana kuchinja masisitimu |
FLC inochinjika uye inogona kuchinjirwa kune chaiwo mabasa. Semuenzaniso, kusanganisa FLC nePID kunogona kuvandudza mhedzisiro mumamiriro akaoma.
Chii chinonzi Model Predictive Control (MPC)?
Model Predictive Control (MPC) yakanakira kubata masisitimu akaomarara ane zvikamu zvakawanda. Kusiyana nePID, MPC inofungidzira zviito zvemangwana uchishandisa masvomhu. Izvi zvinoita kuti zvive zvakakosha munzvimbo dzakaita semarobhoti, mota dzinozvityaira, uye mafekitori.
Sei MPC ichibatsira?
Inoshanda zvakanaka nekunonoka kana miganhu mumasitimu.
Inoronga mberi kuita sarudzo dziri nani dzekutonga.
Inochengeta zvinhu zvakatsiga zvirinani pane PID controllers.
Semuenzaniso, mukurapa, MPC yakachengeta mazinga eshuga eropa akadzikama 12.57% zviri nani pane PID. Izvi zvinoratidza kuti MPC yakakura sei kune masisitimu anoda kurongeka kwepamusoro.
Dzimwe Nzira dzepamberi (semuenzaniso, LQR, LQG)
Dzimwe nzira seLinear Quadratic Regulator (LQR) uye Linear Quadratic Gaussian (LQG) inopa kunyange zvirinani kutonga. Aya anokurumidza uye anoshanda zvirinani pane PID controller, kunyanya kune zvinhu zvakaita semagetsi masisitimu.
Sei uchishandisa LQR uye LQG?
Vanoderedza zvikanganiso uye vanoita kuti masisitimu agadzikane nekukurumidza.
Ivo vanoshanda zvakatonaka kana vakagadziridzwa nematurusi akangwara seGenetic Algorithms.
Idzi nzira dzakanakisa kune masisitimu anoda kukurumidza uye nemazvo. Kushandisa LQR kana LQG kunogona kupa mhedzisiro iri nani uko vatongi vePID vasingashande nemazvo.
Kuenzanisa Kuongorora kweKudzora Nzira
Kuita mune Nyore vs. Complex Systems
Paunenge uchitora nzira yekudzora, funga nezve kuti inoshanda sei mumasisitimu ari nyore uye anonyengera. A PID mutungamiriri yakanakira mabasa ari nyore ane maitiro akatsiga uye anofanotaurwa. Semuenzaniso, inogona kutonga kupisa muchoto kana kumhanya kwemota tsime. Asi mumasisitimu akaomarara ane zvikamu zvakawanda, kunonoka, kana maitiro asina kuenzana, hazvishande zvakare.
Advanced nzira dzakadai Model Predictive Control (MPC) uye Fuzzy Logic Control (FLC) zviri nani kune aya mamiriro akaoma. MPC inoshandisa math kufungidzira zvichazotevera, zvichiita kuti zvive zvakanaka kune masisitimu ane kunonoka kana miganhu. FLC inoita sekufunga kwevanhu, saka inobata masisitimu anonyengera uye asina chokwadi zvirinani pane a PID mutungamiriri.
Tafura iri pazasi inoratidza kuti nzira dzakasiyana dzinoshanda sei:
Kuenzanisa Aspect | Data-Driven Control | Model-Based Control |
|---|---|---|
Nguva Yekuverengera Yakanyanya Kudzora | Shanduko nehukuru hwehurongwa | Shanduko nehukuru hwehurongwa |
Zvikanganiso muFinal State | Kuongororwa uye kuenzaniswa | Kuongororwa uye kuenzaniswa |
Numerical Accuracy | Mari dzemhosho dzakadzidzwa | Mari dzemhosho dzakadzidzwa |
Izvi zvinoratidza nzira dzepamberi dzakanyatsojeka uye dzinochinjika mumasisitimu anonyengera. PID controllers dzichiri dzakanaka kumabasa ari nyore.
Kuchinjika kune Kuchinja Mamiriro
Kuchinjira kune shanduko kwakakosha kune masisitimu anochinja zvakanyanya. A PID mutungamiriri ane dambudziko nekuchinja kamwe kamwe kana kushamisika. Semuenzaniso, kana system ikadonha kana kuita zvisina kuenzana, iyo yakatarwa marongero e PID mutungamiriri zvinogona kusashanda zvakanaka.
Nzira dzepamberi senge adaptive control, feedforward control, uye neural network zvigadzirise pachazvo zvinhu pazvinoshanduka. Idzi nzira dzinoramba dzichishanda zvakanaka kunyange kana sisitimu ichichinja. Tafura iri pazasi inofananidza kuti nzira idzi dzinogona kuchinjika sei:
Kudzora Technique | Kuchinja muDynamic Conditions | Kuganhurirwa kwePID Kudzora |
|---|---|---|
PID Kudzora | Low | Kunetsekana nekudonha uye kusaenzana mhinduro |
Adaptive Kudzora | High | N / A |
Feedforward Control | High | N / A |
Neural Network Integration | High | N / A |
PID kudzora inoshanda zvakanaka mumasisitimu akatsiga asi inokundikana nezvinoshamisa.
Adaptive uye feedforward zvidzoreso zvinogadzirisa zvirinani, zvichiita kuti zvive zvakanaka pakuchinja masisitimu.
Kutora nzira yepamberi kunobatsira sisitimu yako kuti igare yakatsiga uye ishande nemazvo, kunyangwe kana zvinhu zvachinja.
Kukodzera Kwekushandisa Nemienzaniso
Nzira imwe neimwe ine simba rayo, zvichiita kuti ive yakanaka kune mamwe mabasa. A PID mutungamiriri yakanakira masisitimu akareruka asingachinji zvakanyanya. Semuenzaniso, inowanzoshandiswa mumafekitari kudzora kupisa, kumanikidza, kana kumhanya. Zviri nyore uye zvakachipa, izvo zvinoita kuti ive favourite yeaya mabasa.
Nzira dzepamusoro dziri nani kumabasa akaoma. Semuyenzaniso:
Model Predictive Control (MPC): Inobatsira motokari dzinozvityaira kuronga kuchinja kwemigwagwa.
Fuzzy Logic Control (FLC): Inoshandiswa mumichina yekuwachisa kugadzirisa marongero emitoro yakasiyana.
Neural Network Integration: Inobatsira marobhoti kuita sarudzo nekukurumidza uye kugadzirisa nekukurumidza.
Nekuziva kuti nzira yega yega inoita sei zvakanyanya, unogona kusarudza chaiyo. Pamabasa ari nyore, a PID mutungamiriri inoshanda zvakanaka. Kune dzakaoma, kushandura masisitimu, nzira dzepamberi dzinopa huchokwadi uye kuchinjika kwaunoda.
Kune masisitimu ari nyore, PID controllers zvinovimbika uye zvinokwanisika. Izvo zviri nyore kushandisa uye zvinoshanda zvakanaka kune zvakatsiga mabasa.
Kune yakaoma masisitimu, nzira dzepamberi senge Fuzzy Logic Control (FLC) uye Model Predictive Control (MPC) kuita zvirinani. Ivo vanogadzirisa shanduko uye inonyengera maitiro ane huchokwadi.
Tip: Sarudza nzira yako yekutonga zvichienderana nekuoma kwakaita system yako. Shandisa PID controllers nokuda kwemabasa ari nyore. Kune masisitimu akaomarara, nzira dzepamberi dzinoshanda zvakanyanya.
FAQ
PID uye nzira dzepamusoro dzekudzora dzakasiyana sei?
Vatongi vePID vanotevera mitemo yakatarwa yekudzora masisitimu. Nzira dzepamberi, senge Fuzzy Logic Control (FLC) uye Model Predictive Control (MPC), gadzirisa kune shanduko uye kubata yakaoma masisitimu. Sarudza imwe zvichienderana nekuti inonyengera sei system yako.
PID inogona kushanda nenzira dzepamusoro here?
Ehe, unogona kusanganisa PID nemaitiro epamberi kuti uwane mhedzisiro iri nani. Semuenzaniso, kuwedzera Fuzzy Logic kuPID kunobatsira nemasisitimu anonyengera. Musanganiswa uyu unokupa PID iri nyore uye nzira dzepamusoro 'kushanduka.
Nzira dzepamusoro dzakaoma kushandisa here?
Nzira dzepamberi dzinoda kuseta uye hunyanzvi kupfuura PID controllers. Ungangoda kugadzira modhi kana kumisa mitemo. Asi zvishandiso zvemazuva ano zvinoita kuti zvive nyore, kunyange kune vanotanga.
Ndirini pausingafaniri kushandisa PID controllers?
Usashandise PID controller kune masisitimu ane kunonoka kana shanduko nekukurumidza. Havagadzirisi zvakanaka kumatambudziko aya. Nzira dzepamberi senge MPC kana adaptive control inoshanda zvirinani pano.
Nzira dzepamusoro dzinodhura kupfuura PID here?
Ehe, nzira dzepamberi dzinowanzodhura zvakanyanya nekuti dzakaoma. Asi ivo vanochengetedza mari gare gare nekushanda zvirinani uye kuderedza zvikanganiso mumasisitimu akaoma.
