電加熱器說明書范文

1、電加熱器說明書DRK型空氣電加熱器DRK Electric Air Heater使用說明書OperatingInstruction Manual江蘇國能環(huán)保設備有限公司Jiangsu Guoneng Environment Protection Equipment Co., Ltd.一、 前言 PrefaceDRK型空氣電加熱器是我廠近年來研制成功的專門供燃煤發(fā)電廠 除灰系統(tǒng)使用的新型加熱設備，該設備由空氣電加熱器和控制系統(tǒng)兩 個部分組成。發(fā)熱元件采用1Cr18Ni9Ti不銹鋼無縫管作保護套管，0Cr27A17MO2高溫電阻合金絲、結晶氧化鎂粉，經壓縮工藝成型，使 電加熱元件的使用壽命得以保證

2、。控制部分采用先進的數字電路、集 成電路觸發(fā)器、高反壓可控硅等組成可調測溫、恒溫系統(tǒng)，保證了電 加熱器的正常運行。DRK electric air heater, the new type heating equipment special for coal-fired power plant ash collection system, is successfully made by our company recent years. This equipment consists of electric air heater and control system. Heating unit

3、 adopts 1Cr18Ni9Ti seamless steel tube as the protective case. After compression craft formation, 0Cr27A17MO2 high temperature resistance alloy wire and crystal magnesia powder could make sure the life of electric heating element. Control part uses advanced digital circuit, IC trigger and high count

4、er voltage SCR to compose adjustable thermometer and thermostat system, which insure the normal working of heater.文檔僅供參考該產品適用于電站空氣輸送斜梢氣化風加熱，電除塵器灰斗氣化風和貯灰?guī)鞖饣L加熱等方面。This equipment use for power plant air delivery skewed slot gasification wind heating, electric dust collector gasification wind and ash s

5、torehouse gasification wind heating. 技術參數 Technical Parameter1 .空氣電加熱器的規(guī)格與參數Specifications and Parameter of Electric Air Heater4tem額定流量最高工作進口法蘭通徑aata功率輸入電壓額定電流進口溫度Rated額定流量溫升溫度Inlet flange壓力Modelcapacityinputrated currentInletflowRated flowMax.driftPressureKWvoltage每相Atemp.m3/mitemp.riseworkingdiame

6、terMPVPhase ACnCtemp.CmmDRK4545380/22078-20 507.52320-300125P< 0.82.控制柜的主要技術指標數據Main Technical Index Data of ControlBox1) .輸入電壓 Input voltage : 380V士 5% (三相四線 three phasefour wiresystem)2) .額定功率 Rated capacity : 45KW3) .額定電流 Rated current: 78A(單相 single phase)4) .控溫精度 Control accuracy: 0.5 級5) .控

7、溫范圍 control range : 0300 c三、結構與工作原理 Structure and operating principle1.空氣電加熱器結構Structure of Electric Air Heater電加熱器是由多支管狀電熱元件、簡體、導流板等幾部分組 成，管狀電熱元件是在金屬管內放入高溫電阻絲，在空隙部分緊密 地填入具有良好絕緣性和導熱性能的結晶氧化鎂粉，采用管狀電熱 元件做發(fā)熱體，具有結構先進熱效率高，機械強度好，耐腐、耐磨 等特點。筒體內安裝了導流隔板能使空氣在流通時受熱均勻。The electric air heater consists of multi tub

8、ular heating element, drum, flow deflector and etc. Put the high-temperature resistance wire in the metal tube and tightly fill in the void with crystal magnesia powder, which has the high insulating property and high-thermal conductivity. The tubular heating element is a heating unit with the characteristics of advanced structure, high thermal efficiency, high mecha