林振烈+肖津+唐朝暉
【摘要】諧波和無功是影響提升機(jī)供電系統(tǒng)電能質(zhì)量的兩大因素,提升機(jī)是礦山主要的耗能設(shè)備,由于負(fù)載與流裝置會(huì)產(chǎn)生諧波和無功,為解決諧波以及無功功率給電網(wǎng)其他用電設(shè)備以及周圍用戶所帶來的電能質(zhì)量問題,結(jié)合提升機(jī)負(fù)載特性,提出了一種由靜止同步補(bǔ)償器SVG(Static Var Generator)+ FC(Fixed Capacitor)組成的諧波治理和無功補(bǔ)償方案。文中介紹了SVG補(bǔ)償原理和容量計(jì)算方法,并且闡述了FC濾波支路的設(shè)計(jì)原理與參數(shù)設(shè)計(jì)方法,通過分析SVG的優(yōu)勢及其電能質(zhì)量治理效果,證明SVG+FC聯(lián)合治理方案是有效的。
【關(guān)鍵詞】整流設(shè)備;諧波治理;無功補(bǔ)償;電能質(zhì)量;SVG+FC
The Research of Power Quality Management in Mine Hoist System
LIN Zhen-lie1XIAO Jin2TANG Zhao-hui2
(1.Shenzhen Zhongjin Lingnan Co., Ltd., Fankou Lead-Zinc Mine, Shaoguan Guangdong 512325,China;
2.School of Information Science & Engineering of Central South University, Changsha Hunan 410083, China)
【Abstract】The harmonic and reactive power are two factors which affect the power quality of the Mine Hoist power system. Hoist is the main energy-consuming equipment of mines. As the load rectification equipment can produce reactive power and harmonic. In order to solve the power quality problem which is brought by harmonic and reactive power,and that effect other electric equipment and users. According to Hoists load characteristic, the paper proposed a harmonic suppression and reactive compensation scheme which is made up of SVG (Static Var Generator) and FC (Fixed Capacitor) .The paper has also introduced the compensation principle and capacity computing method of SVG. Whats more, this article has elaborated design principle and parameters setting method of FC filter branch. By analysis the advantages of SVG and the governance effect to power quality after implementing join compensation scheme. The result has proved that the SVG+FC join compensation scheme is effective.
【Key words】Rectification equipment;Harmonic suppression;Reactive compensation;Power quality;SVG+FC
(1.深圳中金嶺南凡口鉛鋅礦,廣東 韶關(guān) 512325;2.中南大學(xué) 信息科學(xué)與工程學(xué)院,湖南 長沙 410083)
【摘要】諧波和無功是影響提升機(jī)供電系統(tǒng)電能質(zhì)量的兩大因素,提升機(jī)是礦山主要的耗能設(shè)備,由于負(fù)載與流裝置會(huì)產(chǎn)生諧波和無功,為解決諧波以及無功功率給電網(wǎng)其他用電設(shè)備以及周圍用戶所帶來的電能質(zhì)量問題,結(jié)合提升機(jī)負(fù)載特性,提出了一種由靜止同步補(bǔ)償器SVG(Static Var Generator)+ FC(Fixed Capacitor)組成的諧波治理和無功補(bǔ)償方案。文中介紹了SVG補(bǔ)償原理和容量計(jì)算方法,并且闡述了FC濾波支路的設(shè)計(jì)原理與參數(shù)設(shè)計(jì)方法,通過分析SVG的優(yōu)勢及其電能質(zhì)量治理效果,證明SVG+FC聯(lián)合治理方案是有效的。
【關(guān)鍵詞】整流設(shè)備;諧波治理;無功補(bǔ)償;電能質(zhì)量;SVG+FC
The Research of Power Quality Management in Mine Hoist System
LIN Zhen-lie1XIAO Jin2TANG Zhao-hui2
(1.Shenzhen Zhongjin Lingnan Co., Ltd., Fankou Lead-Zinc Mine, Shaoguan Guangdong 512325,China;
2.School of Information Science & Engineering of Central South University, Changsha Hunan 410083, China)
【Abstract】The harmonic and reactive power are two factors which affect the power quality of the Mine Hoist power system. Hoist is the main energy-consuming equipment of mines. As the load rectification equipment can produce reactive power and harmonic. In order to solve the power quality problem which is brought by harmonic and reactive power,and that effect other electric equipment and users. According to Hoists load characteristic, the paper proposed a harmonic suppression and reactive compensation scheme which is made up of SVG (Static Var Generator) and FC (Fixed Capacitor) .The paper has also introduced the compensation principle and capacity computing method of SVG. Whats more, this article has elaborated design principle and parameters setting method of FC filter branch. By analysis the advantages of SVG and the governance effect to power quality after implementing join compensation scheme. The result has proved that the SVG+FC join compensation scheme is effective.
【Key words】Rectification equipment;Harmonic suppression;Reactive compensation;Power quality;SVG+FC
(1.深圳中金嶺南凡口鉛鋅礦,廣東 韶關(guān) 512325;2.中南大學(xué) 信息科學(xué)與工程學(xué)院,湖南 長沙 410083)
【摘要】諧波和無功是影響提升機(jī)供電系統(tǒng)電能質(zhì)量的兩大因素,提升機(jī)是礦山主要的耗能設(shè)備,由于負(fù)載與流裝置會(huì)產(chǎn)生諧波和無功,為解決諧波以及無功功率給電網(wǎng)其他用電設(shè)備以及周圍用戶所帶來的電能質(zhì)量問題,結(jié)合提升機(jī)負(fù)載特性,提出了一種由靜止同步補(bǔ)償器SVG(Static Var Generator)+ FC(Fixed Capacitor)組成的諧波治理和無功補(bǔ)償方案。文中介紹了SVG補(bǔ)償原理和容量計(jì)算方法,并且闡述了FC濾波支路的設(shè)計(jì)原理與參數(shù)設(shè)計(jì)方法,通過分析SVG的優(yōu)勢及其電能質(zhì)量治理效果,證明SVG+FC聯(lián)合治理方案是有效的。
【關(guān)鍵詞】整流設(shè)備;諧波治理;無功補(bǔ)償;電能質(zhì)量;SVG+FC
The Research of Power Quality Management in Mine Hoist System
LIN Zhen-lie1XIAO Jin2TANG Zhao-hui2
(1.Shenzhen Zhongjin Lingnan Co., Ltd., Fankou Lead-Zinc Mine, Shaoguan Guangdong 512325,China;
2.School of Information Science & Engineering of Central South University, Changsha Hunan 410083, China)
【Abstract】The harmonic and reactive power are two factors which affect the power quality of the Mine Hoist power system. Hoist is the main energy-consuming equipment of mines. As the load rectification equipment can produce reactive power and harmonic. In order to solve the power quality problem which is brought by harmonic and reactive power,and that effect other electric equipment and users. According to Hoists load characteristic, the paper proposed a harmonic suppression and reactive compensation scheme which is made up of SVG (Static Var Generator) and FC (Fixed Capacitor) .The paper has also introduced the compensation principle and capacity computing method of SVG. Whats more, this article has elaborated design principle and parameters setting method of FC filter branch. By analysis the advantages of SVG and the governance effect to power quality after implementing join compensation scheme. The result has proved that the SVG+FC join compensation scheme is effective.
【Key words】Rectification equipment;Harmonic suppression;Reactive compensation;Power quality;SVG+FC
(1.深圳中金嶺南凡口鉛鋅礦,廣東 韶關(guān) 512325;2.中南大學(xué) 信息科學(xué)與工程學(xué)院,湖南 長沙 410083)