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(shè)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(shè)備，該設(shè)備由空氣電加熱器和控制系統(tǒng)兩 個(gè)部分組成。發(fā)熱元件采用1Cr18Ni9Ti不銹鋼無縫管作保護(hù)套管，0Cr27A17MO2高溫電阻合金絲、結(jié)晶氧化鎂粉，經(jīng)壓縮工藝成型，使 電加熱元件的使用壽命得以保證

2、?？刂撇糠植捎孟冗M(jìn)的數(shù)字電路、集 成電路觸發(fā)器、高反壓可控硅等組成可調(diào)測溫、恒溫系統(tǒng)，保證了電 加熱器的正常運(yùn)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(chǎn)品適用于電站空氣輸送斜梢氣化風(fēng)加熱，電除塵器灰斗氣化風(fēng)和貯灰?guī)鞖饣L(fēng)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(shù)參數(shù) Technical Parameter1 .空氣電加熱器的規(guī)格與參數(shù)Specifications and Parameter of Electric Air Heater4tem額定流量最高工作進(jìn)口法蘭通徑aata功率輸入電壓額定電流進(jìn)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(shù)指標(biāo)數(shù)據(jù)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(jí)5) .控

7、溫范圍 control range : 0300 c三、結(jié)構(gòu)與工作原理 Structure and operating principle1.空氣電加熱器結(jié)構(gòu)Structure of Electric Air Heater電加熱器是由多支管狀電熱元件、簡體、導(dǎo)流板等幾部分組 成，管狀電熱元件是在金屬管內(nèi)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(dǎo)熱性能的結(jié)晶氧化鎂粉，采用管狀電熱 元件做發(fā)熱體，具有結(jié)構(gòu)先進(jìn)熱效率高，機(jī)械強(qiáng)度好，耐腐、耐磨 等特點(diǎn)。筒體內(nèi)安裝了導(dǎo)流隔板能使空氣在流通時(shí)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