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Aqoonta thermocouple iyo valve solenoid valve ee shooladda gaaska

2021-09-08

Xidhiidhka (madaxa) heerkulbeegga waxaa lagu dhejiyaa ololka heerkulka sare, iyo xoogga korantada ee la abuuray waxaa lagu daraa gariiradda badbaadada solenoid valve ee lagu rakibay waalka gaaska iyada oo loo marayo laba fiilo. Xoogga nuugista ee uu dhaliyo waalka solenoid-ka waxa uu nuugaa cududda ku jirta waalka solenoid-ka, si uu gaasku ugu qulqulo sanbabada iyada oo loo marayo waalka gaaska.

Haddii ololka la bakhtiiyo sababo shil awgood, xoogga koronto -dhaliyaha uu soo saaray kuleelka ayaa baaba'a ama ku dhowaad baaba'a. Soo nuugidda waalka solenoid -ka ayaa sidoo kale baaba'aya ama si weyn u daciifa, armature -ka ayaa lagu sii daayaa ficilka guga, baakada caagga ah ee lagu rakibay madaxiisa ayaa xanniba daloolka gaaska ee ku jira waalka gaaska, iyo waalka gaaska ayaa xiran.

Sababtoo ah xoogga koronto-dhaliyaha ee uu dhaliyo heerkulbeeggu waa mid daciif ah (kaliya dhowr millivolts) iyo hadda waa yar yahay (kaliya tobanaan milliamps), nuugista gariiradda solenoid-ka ee badbaadada ayaa xaddidan. Sidaa darteed, wakhtiga la shido, usheeda dhexe ee gaaska gaaska waa in la cadaadiyaa si loo siiyo xoog dibadeed ee armature ee jihada axial, si armature loo nuugo.

Heerarka cusub ee qaranka waxa uu dhigayaa in wakhtiga furitaanka ee badbaadada solenoid valve uu yahay ≤ 15s, laakiin guud ahaan ay gacanta ku hayaan soosaarayaasha gudaha 3 ~ 5S. Waqtiga la sii daayo ee waalka solenoid ee badbaadada waa 60s marka loo eego heerka qaranka, laakiin guud ahaan waxaa gacanta ku haya soo saaraha gudaha 10 ~ 20s.

Waxa kale oo jira waxa loogu yeero "eber bilowga labaad" aaladda dabka, kaas oo inta badan qaata waalka solenoid-ka badbaadada oo leh laba gariiradda, iyo gariiradda cusub oo lagu daray ayaa ku xiran wareegga dib-u-dhaca. Xilliga dab -demiska, wareegga dib -u -dhaca wuxuu soo saaraa dab -damis si loo ilaaliyo waalka solenoid -ka ee xaaladda xiran dhowr ilbiriqsi. Sidan, xitaa haddii adeegsaduhu isla markiiba sii daayo gacantiisa, ololku ma bixi doono. Oo badanaaba ku tiirsan gariiradda kale badbaadada badbaadada.

Meesha rakibidda ee kuleyliyaha ayaa sidoo kale aad muhiim u ah, si ololka si fiican loogu dubo madaxa kuleylka inta lagu jiro gubashada. Haddii kale, kuleylka korontada ee EMF ee ay soo saarto kuleyliyaha kuma filna, nuugista xarigga waalka solenoid -ka badbaadada ayaa aad u yar, armature -na lama nuugi karo. Masaafada u dhexaysa madaxa kuleelka iyo daboolka dabku guud ahaan waa 3 ~ 4mm.




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