Semuchina wekuyeresa kumhanya unobva pamhedzisiro yeKarman Vortex Street, michina yekuyeresa kumhanya inobudirira zvikuru mukuyera kwakarurama, dhizaini yechivakwa, kugona kuchinjika mumamiriro ekushanda, uye mutengo wekushanda. Hunhu hukuru ndehwekuti:
1. Zvakanakira Kuyera Pakati
- Kunyatsojeka pakuyera: Kunyatsojeka kwakajairika kunobva pa ±1.0% kusvika ±1.5% FS (±0.5% FS yemamodheru akanyatsojeka), nekukanganisa kunodzokororwa ≤0.3%, zvichizadzisa zvinodiwa zvekugadzirisa kutengeserana uye kudzora maitiro.
- Chiyero cheWide turndown: Chiyero chemazuva ose i1:10 kusvika 1:20, chinogona kuwedzerwa kusvika 1:30 kune mamwe mamodheru, zvichisanganisira zviyero zvehuwandu hwemvura inoyerera (semuenzaniso, kuyerera kwemhepo kubva pamutoro wakaderera kusvika pahuwandu hwemvura yakazara).
- Kuchinjika kwepakati nepakati: Kukwanisa kuyera mhando nhatu dzezvinhu zvinofambisa mhepo—magasi (gasi rechisikigo, nitrogen, mhepo yakamanikidzwa, nezvimwewo), zvinwiwa (mvura, mafuta, zvinonyungudutsa zvemakemikari, nezvimwewo), uye steam (steam yakaguta/yakapisa zvakanyanya)—pasina kutsiva zvikamu zvepakati zvezvinhu zvakasiyana-siyana zvinofambisa mhepo.
2. Zvimiro zveMaumbirwo & Kuisa
- Hapana zvikamu zvinofamba: Chikamu chekuyera chepakati hachina zvinhu zvinotenderera kana zvinopfekwa zvemakanika, zvichikonzera kukundikana kwakaderera uye hupenyu hurefu hwebasa (makore mashanu kusvika gumi pasi pemamiriro ezvinhu akajairwa) nemari shoma yekugadzirisa.
- Kurasikirwa nekumanikidzwa kwakaderera: Kuramba kuyerera kwemvura kunongova 1/3 ~ 1/5 yemigero yekuyerera kwemvura, zvichideredza kurasikirwa kwesimba remapaipi, kunyanya zvakakodzera kushandiswa kwedhayamita hombe uye kumanikidzwa kwakaderera.
- Kuisa kuri nyore: Kunotsigira kuiswa kwakatwasuka, kwakamira, uye kwakatsveyama, nezvinodiwa zvepombi dzakatwasuka zvishoma (kazhinji 10D kumusoro / 5D pasi; mamwe mamodheru ane chimiro chekugadzirisa anogona kupfupikiswa kuita 5D kumusoro / 3D pasi, uko D = dhayamita yepombi), zvichiita kuti pave nekuchinjika kwakasimba panzvimbo yacho.
- Maumbirwo akamanikana: Hukuru hudiki uye huremu hwakareruka, hwakanakira nzvimbo dzisina nzvimbo yakawanda (semuenzaniso, makamuri emidziyo akamanikana, mapaipi enzvimbo dzakakwirira).
3. Kuchinjika Kwemamiriro Ekushanda
- Kudzivirira kupisa kwakanyanya uye kumanikidzwa: Mhando dzakajairika dzinotsungirira -40℃ ~ 350℃ uye ≤4.0MPa; mhando dzakagadzirirwa dzinogona kusvika 500℃ ne16MPa, dzakakodzera kuyera utsi hwemhepo uye mvura inodziya inopisa zvakanyanya.
- Kugona kwakasimba kwekudzivirira kukanganiswa: Yakashongedzerwa nemasensa e piezoelectric kana capacitive pamwe chete netekinoroji yekusefa yedhijitari, inodzivirira zvinobudirira kuzununguka kwepaipi, kukanganiswa kwemagetsi, uye kupururudza kwepakati (mamwe mamodheru ane dhizaini yekudzivirira kuzununguka, ine chikanganiso chinokonzerwa nekuzununguka ≤±0.1% FS).
- Sarudzo dzekudzivirira ngura/kupfeka: Kune midziyo yakakosha (mhinduro dzeasidhi-base, magasi ane guruva), zvinhu zvakaita sesimbi isingatsvedzeri, PTFE lining, uye Hastelloy zviripo kuti zviwedzere kushandiswa.
4. Zvakanakira Kushanda & Kugadzirisa
- Hapana kudiwa kwekuyera panzvimbo: Zvichibva pamisimboti yekuyera chaiyo, kuyera kwefekitori nemidziyo yakajairika kunobvisa kudiwa kwekuyera patsva panzvimbo (kana maparamita epakati achienderana nemamiriro ekuyera).
- Zviratidzo zvinobuda zvakawanda: Zvinotsigira chiratidzo cheanalog che4~20mA, chiratidzo chepulse, uye RS485 (Modbus protocol) digital signal output, ichibatanidza zvakananga kuPLC, DCS systems, kana michina yekuwana data yekudzora otomatiki.
- Mari shoma yekushandisa: Hapana zvinodyiwa kana kupatsanurwa nguva dzose kunodiwa; chete kuongororwa nguva nenguva kwekusimba kweflange uye waya dze sensor zvinodikanwa, zvichideredza basa rekugadzirisa.
5. Miganhu (yekutarisa kusarudzwa)
- Hainzwisisike nemhepo ine simba shoma uye ine simba rakawanda: Inoda nhamba yaReynolds Re ≥20,000 (magasi) kana ≥5,000 (mvura); zvikasadaro, kukanganisa kwekuyera kunowedzera. Hazvina kukodzera mafuta anorema, mvura ine simba, nezvimwewo.
- Zvinodiwa pakuchena kwepakati: Zvidimbu zvikuru zvakasimba (zvidimbu >5mm) zvinogona kuvhara masensa kana kukuvadza zvinhu zvinoonekwa, zvichida mafirita kuti ashandiswe.
- Hazvishandi kune zvinwiwa zvisiri zveNewtonian: Zvinwiwa zvine madota akawanda zvinokanganisa kugadzikana kwemhepo, zvichikonzera kutadza kuyera.
Nguva yekutumira: Zvita-25-2025