The working process of the linear舊光 power main circuit is t高校hat the input power supp說靜ly is firstly AC-regulated by th匠錢e pre-regulation circuit, an讀弟d then converted into a DC power 熱喝supply by the main working transf自黑ormer isolation and rectificatio雨理n, and then under the們場 intelligent control樂對 of the control circuit a了外nd the single-chip m看和icroprocessor controller. The linear ad門少justment component i分一s finely adjusted to output a high pr坐時ecision DC voltage sou男公rce.
1. Power transformer腦市 and rectification: convert 380V AC pow站我er into required DC p嗎校ower;
2. Pre-regulation circuit我鄉: Pre-adjust and initial voltage r風師egulation of the inpu訊什t AC or DC voltage by us議間ing relay components or thyristor com市見ponents, thereby reducin老好g the power consumpti相吧on of linear adjustm行務ent components, improving work 視村efficiency, and ensuring high pr校服ecision of output voltage sourc小個e. And high stability;
3. Linear adjustment c關來omponent: finely adjust the 著舊filtered DC voltage to ma場用ke the input voltage meet the r間視equired value and accuracy requ愛司irements;
4. Filter circuit: to prevent the司朋 ripple wave, interference and noise of厭我 the DC power supply 北雪from being blocked and absorb朋能ed to the maximum extent, so as to ensu離件re the output voltage of the DC power 得民supply is low ripple, low但快 noise and low interfer火女ence;
5. Single-chip micro錯看computer control system: After 線關the single-chip micro-processing contr鐵水oller compares, judges我海, calculates, analyzes, etc. the va物店rious signals detected, the corre劇我sponding control commands are is些放sued to make the overall voltage-stabil嗎道izing system of the DC stabilized 年站power supply work normally and rel熱玩iably. ,coordination;
6. Auxiliary power supply and re暗在ference voltage source數拍: provide high-precision ref場計erence voltage source and powe謝就r supply for electronic circ去信uit operation for DC 土商voltage stabilization sy報城stem;
7. Voltage sampling and v雨志oltage regulation: detectin很房g the output voltage value of the 火行DC stabilized power supply and settin照技g the output voltage value of th國花e regulated DC power s慢我upply;
8. Comparing the amplifyi村件ng circuit: comparing the output事友 voltage value of the DC stab麗生ilized power supply with the voltag事鄉e of the reference source妹慢 to obtain an error voltage signal報站, performing amplification feedback and湖冷 controlling the linear 暗視adjusting component to ens裡喝ure the output voltage is stable;
9. Current detection circuit身訊: obtain the output current value of 草還the DC stabilized power supply f行來or current limiting or protec機微tion control information;文身
10. Driving circuit: a power amplifyi放件ng circuit provided for driving an 煙員executable component河志;
11. Display: Display of output靜員 voltage value and output current valu算說e of DC stabilized power supply.
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