Kufotokozera Kwachitsanzo
Zogulitsa Zamgulu Mwachidule
Kachipangizo kameneka kamene kamakhala ndi chitetezo chokwanira ndi kulamulira kwa microcomputer ndi koyenera ku ma netiweki amphamvu a 35KV ndi pansi, ndipo amapereka chitetezo, kulamulira, kuyeza ndi kuyang'anira ntchito za mizere yotumizira, ma transformer, capacitors, motors ndi zipangizo zina zazikulu.Pazida, chinsalucho chikhoza kuikidwa pamodzi mwa njira yapakati, ndipo chikhoza kuikidwanso m'njira yogawidwa.Kupyolera mu mawonekedwe a mabasi okhazikika, amathandizira olowa angapo kuti agwire ntchito limodzi kuti akwaniritse kasamalidwe kadongosolo komanso kugawana zambiri.Mndandanda wa zida zoyezera ndi chitetezo cha microcomputer zikugwirizana kwathunthu ndi ukadaulo uwu.Ndipo sinthani ndi zomwe zikufunika zachitukuko chamtsogolo, ndiye zida zoyenera zosinthira ndi kugawa makina opanga makina.
1.1.Muyeso wa data wanthawi yeniyeni
Chipangizo chachitetezo chokwanira chimatenga ukadaulo watsopano komanso wowongoleredwa, ndipo chimakhala ndi ntchito yamphamvu yowerengera ma vectorized.Chifukwa cha kusintha kwa digito kwamitundu yosiyanasiyana ya analogi, imalekanitsa bwino mafunde oyambira, ma frequency apamwamba kwambiri ndi zigawo za DC, ndikuchotsa Chikoka cha kuchotsera ndi phokoso pakulondola kwa kuyeza, komanso kubweza kothandiza pakuwola kwa zigawo zoyezera chizindikiro. kuonetsetsa kuti chipangizochi chikugwira ntchito kwa nthawi yayitali, chokhazikika komanso chodalirika m'madera osiyanasiyana ovuta.
▲la, lb, lc chitetezo panopa (kuyezedwa);
▲ UAB, UBC, UCA magawo atatu mzere voteji (kuyezedwa);
▲l0 zero-sequence current (kuyezedwa):
▲3U0 zero sequence voltage (kuyezedwa):
▲ The samplement element amatengera mwatsatanetsatane voteji ndi thiransifoma panopa, amene ndi yaing'ono mu kukula, kuwala kulemera ndi yaing'ono katundu;
▲ Pogwiritsa ntchito microprocessor yothamanga kwambiri komanso yolondola kwambiri ya DSP, imatha kukonza mwachangu kuchuluka kwa 9th harmonic;
1.2.Control linanena bungwe
▲ Kutseka kotumizirana mauthenga:
▲Kutsegula kolowera;
▲ Chitetezo chotumizira;
▲ Chenjezo langozi;
▲ Chidziwitso cha alarm;
▲ Mawotchi awiri akutali atulutsa;
▲Mwachidziwitso chodziyimira pawokha odana ndi kulumpha dera popanda kutsegula ndi kutseka zofunika pano:
1.3.Kulowetsa kwa binary
▲ 10-way passive switch input opatulidwa ndi ma photoelectric coupling elements:
▲ Njira yapadera yolimbana ndi kugwedezeka kwa fyuluta imachotsa kuweruza kolakwika komwe kumachitika chifukwa cha kudumpha ndi kusokoneza nthawi yomweyo;
1.4.Binary linanena bungwe relay linanena bungwe
▲Kudumpha ndi kutseka ma relay kumatha kuyatsidwa ndi kuzimitsidwa ndi zosankha zamapulogalamu ndi kulumikizana kwakunja ndi masiwichi;
▲ The relay siginecha akhoza flexibly kukhazikitsidwa ngati akugwira mtundu kapena pulse inching mtundu linanena bungwe;
1.5.Wochezeka munthu-makina mawonekedwe
▲Chida chodzitchinjiriza chonse chili ndi kadontho-matrix 128*64, chowoneka bwino kwambiri chamadzimadzi chamadzimadzi chokhala ndi zilembo zoyera kumbuyo kwabuluu;
▲ Opaleshoniyo imachokera ku mndandanda wathunthu wa Chitchaina wa mawonekedwe a WN, omwe amatha kuwonetsa magawo a dongosolo monga kuchuluka kwa analogi, zojambula zoyambirira za dongosolo, deta yoyezera, kusinthana kwa kusintha, deta yeniyeni, zolemba zochitika, ndi zoikidwiratu zotetezera;
▲Mabatani opangidwa mofewa amagwiritsidwa ntchito posankha zowonekera pazenera ndikuyendetsa, kusintha mawonekedwe a data ndikuyika mtengo wake.Kugwiritsiridwa ntchito kwa mawonekedwe sikudzakhala ndi zotsatira pa ntchito ya dongosolo, ndipo kusinthidwa kwa mtengo kumatetezedwa ndi mawu achinsinsi;
▲ Kupyolera mu mawonekedwe a basi, imatha kulumikizidwa ndi PC kuti izindikire mapulogalamu ambiri;
▲ Kuyang'anira, kudzizindikiritsa nokha ndi zikhalidwe zazikulu zogwirira ntchito zamagawo a zida;
▲ Machenjezo okhudza zolakwika zamkati (data, mitengo yosasinthika, zosungirako, madoko, kulumikizana) kwa chipangizochi:
▲ PT Alamu yolumitsa;
1.6, zochitika za SOE ndi zolemba zolakwika
Onetsani ndikusunga zolemba zingapo zaposachedwa.Ngati cholakwika chatsopano chikachitika, chikhoza kufotokozera zolakwika za dongosolo ndi kuyankha kwa chipangizo chotetezera mwatsatanetsatane.Tsatanetsatane wa mbiri ya chochitikacho ndi:
▲ Lembani zolakwika, kusamuka ndi kugwira ntchito;
▲Resolution 2ms, sungani mphamvu;
1.7.Kulankhulana
Njira zoyankhulirana zothandizidwa ndi: CAN, RS485, RS232, RS422;
Zothandizira zoyankhulirana zakuthupi zimaphatikizapo:, mzere wodzipatulira wonyamula, MODEM, kuwala kwa fiber, etc.;
Dongosolo la maukonde lomwe lili ndi nthawi yotalikirapo limatha kupangidwa kudzera pa intaneti yamitundu yambiri.Mzere umodzi umakhala wosasunthika mumayendedwe a basi a RS485, kugwirizanitsa mokhazikika ma node 64, mtunda wothamanga kwambiri ndi 1200m, ndipo mlingo waukulu wa kufalitsa ukhoza kufika 9600bps;
▲Industrial kompyuta kudzera RS485-RS232 Converter, kudzera RS485-optical CHIKWANGWANI Converter:
▲ protocol Communication Modbus-RTU, etc.;
Katundu waukadaulo wazinthu ndi maumboni
2.1, Mikhalidwe Yachilengedwe
| Ntchito | Kutentha kosiyanasiyana | -10 ~ +55°C |
| Chinyezi chachibale | 45-80% kwa nthawi yochepa 95% osasunthika | |
| Kuthamanga kwa mumlengalenga | 80-110 kpa | |
| Kutalika | <2000m | |
| Kusungirako ndi mayendedwe | Kutentha kosiyanasiyana | -40 ~ +75°C |
2.2,Poperekera ndalama
| DC magetsi
| Adavotera mphamvu | 220VDC (110V) |
| Mtundu wovomerezeka | 100-250V | |
| Mphamvu ya AC
| Adavotera mphamvu | 220VAC |
| Mtundu wovomerezeka | 150-250V | |
| Kugwiritsa ntchito mphamvu
| Yachibadwa | <3W/VA |
| Zochita | <10W/VA | |
| Kutsika kwamphamvu | 50% | 1s |
| 0% | 100ms |
2.3, Tetezani Kulowetsa Kwa Chizindikiro cha AC
| Magetsi
| Adavoteledwa panopa | 5A (1A) | |
| Kugwiritsa ntchito mphamvu | <0.5VA | ||
| Kutentha kokhazikika
| Zopitilira | 20A | |
| 1s | 100A | ||
| Kukhazikika kwamphamvu | 10ms | 250A | |
| Voteji | Adavotera ma voltage Un | 100 V | |
| Ultimate voltage | 200 V | ||
| Kugwiritsa ntchito mphamvu | <0.3VA | ||
2.4, Kuyeza Kuyika kwa Chizindikiro cha AC
| Dzina la parameter | Muyezo osiyanasiyana | Cholakwika | Kutaya mphamvu |
| Magetsi a magawo atatu UAB, UBC, UCA | 10…129V (xPT) | <=0.5% | <= 0.3VA |
| Gawo lachitatu la la, lb, lc | 0.2…6A (xCT) | <=0.5% | <= 0.3VA |
| Mphamvu ya PF | 0.5L…0.5C | <=0.5% |
2.5, Chizindikiro cha binary
| Kuyika kwa mawu osalankhula
| Chiwerengero cha zolowetsa ma sigino | 10 njira |
| Kuchuluka kwa ntchito | 24V DC (yodzipanga yokha ndi chipangizocho) | |
| Kugwiritsa ntchito mphamvu | <0.3W | |
| Kusamvana | 2ms | Kuthamanga pafupipafupi <100Hz |
2.6, Katundu Wamakina ndi Kapangidwe
| Miyeso ya phukusi | (H)/(W)/(D)mm (zongotanthauza zokha) |
| Kukula kwa chipangizo | (H)/(W)/(D)mm (zongotanthauza zokha) |
| Kulemera kwa chipangizo | Pafupifupi.kgmm (zongotanthauza zokha) |
| Zipolopolo zakuthupi | Mapangidwe a mbiri ya Aluminium |
| Mlingo wa chitetezo | Mtengo wa IP5SNI |
| Njira yoyika | Ophatikizidwa kapena matailosi, zotsatira zapamwamba ndizokhazikika |
2.7,Bkutulutsa kwa inary relay
| Maximum Switching Voltage | 250V AC/30VDC |
| Kusintha kwakukulu pakali pano | 8A |
| Maximum Kusintha Mphamvu | 1250VA/150W |
| Linanena bungwe kukhudzana mphamvu | <250V, 1A (inductive katundu), mphamvu yolumikizira <50W |
| Katundu wotchulidwa | 5A 250V AC/30V DC |
| Dielectric kupirira voteji | 4000VAC |
| Insulation resistance | 1000MΩ |
2.8,Embiri yakale
| Mtundu wa Chochitika Chodula | Kulakwitsa, kupitirira malire, kusintha kosintha, kuyenda kunja, kusinthidwa kwa mtengo wokhazikika | |
| Chiwerengero cha zochitika zojambulidwa | 30 | Kusunga mphamvu pansi |
| Lembani zomwe zikuchitika | Chaka, mwezi, nthawi ya tsiku, mtundu wa zochitika | |
| Kuthetsa nthawi | 2 ms | |
| Njira yofunsira zochitika | Kutali | Kuyimba foni |
| Pamalopo | Mawonekedwe a batani la LCD | |
2.9, Chiyankhulo Cholumikizirana
| Mfundo Zamagetsi (Isolated RS485) | Chiwerengero cha malo olumikizirana | 64 |
| Mtengo wotumizira | 4800…9600 Buad | |
| Mtunda wotumizira (9600Buad) | 1000m | |
| Cholumikizira | Kutulutsa kwa terminal | |
| IEC60870-5-103 | 8 data bits, 1 stop bit, even parity |
2.10, Zofunikira zoyesa
| Insulation test
| Insulation resistance | 2kv50Hz1 mphindi |
| Ma frequency amphamvu amapirira voteji IEC60-2 | 50MΩ | |
| Mayeso a kutentha kwachinyezi IEC60-2-30 | 50MΩ 1.5kV | |
| Kugwedezeka kupirira kuyesa kwamagetsi
| Sinthani chigawo cholowetsa mtengo kukhala pansi | ± 5 kV |
| Madera ena IEC255-5 | ± 5 kV | |
| Kuyesa kwamphamvu kwamakina | Malo oyesera | Triaxial |
| Yesani pafupipafupi | 10…150Hz | |
| Crossover Frequency | f≤60Hz;matalikidwe okhazikika 0.075mm | |
| Chiwerengero cha kusesa mozungulira mozungulira | f> 60Hz;mathamangitsidwe nthawi zonse 10m | |
| IEC255-21 | 10/S2 |
2.11, EMC electromagnetic ngakhale
| Anti-high frequency interference test IEC255-22-1 1M attenuation shock wave | Common Mode | 2.5 kV |
| Njira yosiyana | 1.0 kV | |
| Electrostatic discharge interference test Gulu III IEC6100-4-2 | Contact | 6.0 kV |
| Mpweya | 8.0kv | |
| Mayeso osokoneza ma radiation a electromagnetic field interference EN55011 | Mphamvu yoyeserera | |
| Kusanthula pafupipafupi | 150kHz…80MHz | |
| Mayeso Osokoneza Ma Radio Frequency | Amatchulidwa mwachindunji mumayendedwe wamba (IEC6100-4-6) | 10V/m(rms) f=150kHz…80MHz |
| m'njira yowunikira mawu (IEC6100-4-6) | 10V/m(rms) f=80Hz…1000MHz | |
| Mayeso Osakhalitsa Mwachangu IEC255-4 | Common Mode Voltage Peak Kugunda pafupipafupi Kutalika kwa polarity iliyonse | 2kv 4kv |
| 5kz 2.5kz | ||
| 10 min | ||
| Surge mphezi mayeso IEC6100-4-5 | Magetsi, AC, DC cholowera | 4KV Common mode |
| 2KV Differential mode | ||
| I/O Kulowera | 2KV Common mode | |
| 1KV Differential mode |