大量的(de)化石能(neng)(neng)源(yuan)應用導致全球范圍內的(de)環境污染問(wen)題(ti)不斷惡(e)化，因此需(xu)要(yao)在減少化石能(neng)(neng)源(yuan)使用的(de)同(tong)時開(kai)發(fa)利用清(qing)潔(jie)能(neng)(neng)源(yuan) [1-2]。近年來(lai)，隨著我國對節能(neng)(neng)減排問(wen)題(ti)日漸重(zhong)視(shi)，電(dian)(dian)力行業加(jia)強了對風(feng)電(dian)(dian)、光伏發(fa)電(dian)(dian)、核電(dian)(dian)與水電(dian)(dian)等清(qing)潔(jie)能(neng)(neng)源(yuan)領域(yu)的(de)投(tou)資 [3]。

　　其中，光伏發電具有清潔、環保、資源分布不受地域限制等優點 [4]。近年來，隨著光伏發電技術的高速發展及國家政策的大力支持，光伏產業得到了很大程度的發展 [5-7]，當前光伏發電呈現出“規模化分散開發、低壓接入、就地消納"的局面，光伏發電技術成為較成熟的一項新能源發電技術 [8]。三相防逆流電表用于光伏并網系統自帶互感器

　　在我國當前的電力系統中，配電網是從輸電網獲取電能并將電能配送到用戶的重要環節，具有點多面廣的特點 [9]。將光伏電力融入到現有配電網中，可以實現配電網重構，而配電網重構是優化主動配電網運行方式的一種有效途徑 [10]。三相防逆流電表用于光伏并網系統自帶互感器

　　根據(ju)運(yun)行(xing)模(mo)式(shi)(shi)的(de)(de)不(bu)同，光(guang)(guang)(guang)(guang)伏(fu)(fu)發(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)系(xi)(xi)統可(ke)分為并(bing)網(wang)(wang)光(guang)(guang)(guang)(guang)伏(fu)(fu)發(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)系(xi)(xi)統和(he)獨(du)立(li)(li)(li)光(guang)(guang)(guang)(guang)伏(fu)(fu)發(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)系(xi)(xi)統2種。當前(qian)，雖(sui)然并(bing)網(wang)(wang)光(guang)(guang)(guang)(guang)伏(fu)(fu)發(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)系(xi)(xi)統所發(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)力(li)可(ke)接入國(guo)家(jia)電(dian)(dian)(dian)(dian)(dian)(dian)網(wang)(wang)，但(dan)國(guo)家(jia)電(dian)(dian)(dian)(dian)(dian)(dian)網(wang)(wang)倡導光(guang)(guang)(guang)(guang)伏(fu)(fu)發(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)系(xi)(xi)統遵循“就(jiu)近發(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)、就(jiu)近并(bing)網(wang)(wang)、就(jiu)近轉(zhuan)換(huan)、就(jiu)近使(shi)用"的(de)(de)原則，以有效解決(jue)光(guang)(guang)(guang)(guang)伏(fu)(fu)電(dian)(dian)(dian)(dian)(dian)(dian)力(li)在(zai)(zai)(zai)升壓(ya)及長距離輸(shu)運(yun)過程(cheng)中(zhong)的(de)(de)損耗問(wen)題。獨(du)立(li)(li)(li)光(guang)(guang)(guang)(guang)伏(fu)(fu)發(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)系(xi)(xi)統可(ke)獨(du)立(li)(li)(li)供(gong)電(dian)(dian)(dian)(dian)(dian)(dian)，具有用電(dian)(dian)(dian)(dian)(dian)(dian)方(fang)式(shi)(shi)靈(ling)活、系(xi)(xi)統安裝方(fang)便的(de)(de)特點，其所發(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)力(li)不(bu)接入國(guo)家(jia)電(dian)(dian)(dian)(dian)(dian)(dian)網(wang)(wang)，在(zai)(zai)(zai)完成供(gong)電(dian)(dian)(dian)(dian)(dian)(dian)后可(ke)將剩余的(de)(de)光(guang)(guang)(guang)(guang)伏(fu)(fu)電(dian)(dian)(dian)(dian)(dian)(dian)力(li)儲存在(zai)(zai)(zai)配套的(de)(de)蓄電(dian)(dian)(dian)(dian)(dian)(dian)池內(nei)，從而(er)使(shi)光(guang)(guang)(guang)(guang)伏(fu)(fu)電(dian)(dian)(dian)(dian)(dian)(dian)力(li)得到充(chong)(chong)分利用。若將并(bing)網(wang)(wang)發(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)與獨(du)立(li)(li)(li)發(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)功(gong)(gong)能相融合，使(shi)光(guang)(guang)(guang)(guang)伏(fu)(fu)發(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)系(xi)(xi)統同時具備并(bing)網(wang)(wang)和(he)離網(wang)(wang)的(de)(de)功(gong)(gong)能，再與儲能技術(shu)相結合，可(ke)有效抑制光(guang)(guang)(guang)(guang)伏(fu)(fu)電(dian)(dian)(dian)(dian)(dian)(dian)力(li)自身存在(zai)(zai)(zai)的(de)(de)波動性[11-12]，從而(er)可(ke)構建近似(si)微(wei)電(dian)(dian)(dian)(dian)(dian)(dian)網(wang)(wang)的(de)(de)發(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)系(xi)(xi)統，此類發(fa)(fa)電(dian)(dian)(dian)(dian)(dian)(dian)系(xi)(xi)統是一種可(ke)充(chong)(chong)分利用新(xin)能源電(dian)(dian)(dian)(dian)(dian)(dian)力(li)的(de)(de)新(xin)型系(xi)(xi)統形式(shi)(shi)，具備交、直流靈(ling)活供(gong)電(dian)(dian)(dian)(dian)(dian)(dian)模(mo)式(shi)(shi)，并(bing)可(ke)在(zai)(zai)(zai)獨(du)立(li)(li)(li)和(he)并(bing)網(wang)(wang)這 2種狀態(tai)下運(yun)行(xing) [13]。

　　目(mu)前，有些房車車頂安(an)裝了(le)光(guang)伏(fu)發電(dian)(dian)(dian)(dian)系(xi)統(tong)(tong)，該系(xi)統(tong)(tong)所發的(de)直流電(dian)(dian)(dian)(dian)經過光(guang)伏(fu)控制器后(hou)可(ke)供(gong)(gong)車內電(dian)(dian)(dian)(dian)氣設(she)備使(shi)用(yong)(yong)，同(tong)時(shi)(shi)(shi)還可(ke)將剩余電(dian)(dian)(dian)(dian)量存儲在(zai)(zai)配置(zhi)(zhi)的(de)蓄(xu)(xu)電(dian)(dian)(dian)(dian)池(chi)(chi)組(zu)中，供(gong)(gong)夜間或陰雨天時(shi)(shi)(shi)使(shi)用(yong)(yong)。但大部分應(ying)用(yong)(yong)于(yu)(yu)(yu)房車的(de)光(guang)伏(fu)發電(dian)(dian)(dian)(dian)系(xi)統(tong)(tong)配備的(de)蓄(xu)(xu)電(dian)(dian)(dian)(dian)池(chi)(chi)組(zu)可(ke)存儲的(de)電(dian)(dian)(dian)(dian)量有限，在(zai)(zai)連(lian)續陰雨天，或光(guang)伏(fu)電(dian)(dian)(dian)(dian)力不足(zu)但蓄(xu)(xu)電(dian)(dian)(dian)(dian)池(chi)(chi)組(zu)又無法滿(man)足(zu)供(gong)(gong)電(dian)(dian)(dian)(dian)需求的(de)情況(kuang)下(xia)，無其他應(ying)急供(gong)(gong)電(dian)(dian)(dian)(dian)措施；并(bing)且(qie)現有的(de)應(ying)用(yong)(yong)于(yu)(yu)(yu)房車的(de)光(guang)伏(fu)發電(dian)(dian)(dian)(dian)系(xi)統(tong)(tong)大多數采用(yong)(yong)獨(du)(du)立光(guang)伏(fu)發電(dian)(dian)(dian)(dian)系(xi)統(tong)(tong)，在(zai)(zai)房車閑置(zhi)(zhi)時(shi)(shi)(shi)，光(guang)伏(fu)發電(dian)(dian)(dian)(dian)系(xi)統(tong)(tong)也(ye)處于(yu)(yu)(yu)閑置(zhi)(zhi)狀態，造成了(le)能源浪費。基于(yu)(yu)(yu)此，本文介(jie)紹了(le)一(yi)種同(tong)樣可(ke)以(yi)應(ying)用(yong)(yong)于(yu)(yu)(yu)房車的(de)光(guang)伏(fu)發電(dian)(dian)(dian)(dian)系(xi)統(tong)(tong)，該系(xi)統(tong)(tong)安(an)裝在(zai)(zai)房車的(de)車頂，具備并(bing)網(wang)運(yun)(yun)行和(he)獨(du)(du)立運(yun)(yun)行 2 種運(yun)(yun)行模式，并(bing)配備了(le)蓄(xu)(xu)電(dian)(dian)(dian)(dian)池(chi)(chi)組(zu)。此類光(guang)伏(fu)發電(dian)(dian)(dian)(dian)系(xi)統(tong)(tong)類似于(yu)(yu)(yu)微電(dian)(dian)(dian)(dian)網(wang)，可(ke)充分利用(yong)(yong)光(guang)伏(fu)電(dian)(dian)(dian)(dian)力。