Air preheater is generally referred to as air preheater. More for coal-fired power station boiler. Can be divided into two kinds rotary tube box which is divided into rotary hood rotary and rotary heating surface two. Boiler heating surface is more commonly used air preheater. The application in the boiler is generally divided into three minutes four minutes minutes and the four is often used in the circulating fluidized bed boiler. Mainly by air pre heater to provide lubrication.
The working principle of the tube box preheater: relatively simple the gas flow through the tube from the tube the air is passed through the tube and the temperature difference is different. The same with the economizer superheater the principle of.
The working principle of the air preheater is: preheater rotor parts from tens of thousands of heat transfer components sky pre slow rotators flue gas and air reverse alternately flowing through the air preheater. Heat storage element in the flue gas side of the heat in the air side of the heat so as to reduce the boiler flue gas temperature improve the preheating temperature of hot air.
3G三螺桿泵(螺桿輸油泵)適用介質(zhì)及性能范圍:供應(yīng)上海南星電站配套3GR30*4W2電廠空預(yù)器軸承油站Best Regards
李常志(Chang Zhi Li)
南京科友泵業(yè)有限公司
Nanjing Keyou pumps Co. Ltd.
江蘇省南京市浦口區(qū)小柳工業(yè)園
Pukou Nanjing Jiangsu Province China Industrial Park Koyanagi
Tel: 65015112 Fax: 58871756
Mobil: QQ:
Email:cnkyby@163.com
3G三螺桿泵所輸液體為各種不含固體顆粒,無(wú)腐蝕性油類及類似油的潤(rùn)滑性液體,所輸液體粘度為1.2~100°E(3.0~760cst),高粘度液體亦可通過(guò)加溫降粘后輸送。 流量范圍0.2~590m3/h,高工作壓力100bar,高溫度150℃。
3G三螺桿泵(螺桿輸油泵)結(jié)構(gòu):
1、結(jié)構(gòu)簡(jiǎn)單:具有多種結(jié)構(gòu)形式,一般小流量0.2~6.5m3/h,泵的泵體和襯套合為一體(統(tǒng)稱泵體),軸封為機(jī)械密封。
中等流量以上的泵襯套為一單獨(dú)的零件固定于泵體內(nèi),大流量泵多制成雙吸結(jié)構(gòu)臥式安裝,軸封根據(jù)輸送介質(zhì)的不同有機(jī)械密封和填料密封兩種。
3G船用泵的安裝形式有臥式和立式兩種,原動(dòng)機(jī)為交、直流船用電動(dòng)機(jī)。
2、壽命長(zhǎng):3G三螺桿泵的主動(dòng)螺桿由電動(dòng)機(jī)驅(qū)動(dòng),主、從桿之間沒(méi)有機(jī)械接觸,而由所輸壓力液體驅(qū)使從桿繞軸心線自轉(zhuǎn),主、從桿之間、螺桿與襯套之間皆有一層油膜保護(hù),因而泵的機(jī)械摩擦極小,壽命堪稱半性。
3、所輸液體在3G三螺桿泵內(nèi)作軸向勻速直線運(yùn)動(dòng),故壓力脈動(dòng)小,流量穩(wěn)定,噪音低,由于轉(zhuǎn)動(dòng)部件慣性小,則起動(dòng)力矩和振動(dòng)很小。
4、3G三螺桿泵具有高吸入能力。
5、為保證3G三螺桿泵、電機(jī)及管路系統(tǒng)的安全,中等流量以上的螺桿泵均帶有安全閥,當(dāng)壓力過(guò)安全閥的設(shè)定壓力時(shí),高壓油
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LELAS天氣證明電話站TLS402E2C9FGL馬丁戴克儀表油 W15-1
SWAGELOK SWAGELOK TUBE CUTTER,ORDERING NUMBER:MS-TC-308,MANUFACTURER
SWAGELOK manual tube device part no:MS-HTB-41/4 in
SWAGELOK manual tube device part no:MS-HTB-6T3/8 in
SWAGELOK manual tube device part no:MS-HTB-81/2 in
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VERSA QE-5-316
AIRDYNE 彈簧 IW37603
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seatrax 黑色停止按鈕TJ3005-1
seatrax 蝶閥40180
seatrax O形環(huán)40560-OR
GREENHECK 空調(diào)設(shè)備配件345129
GREENHECK 空調(diào)設(shè)備配件345050
KIDDE WHDR-260 87-120002-001
KIDDE WHDR-600 87-120005-001
KIDDE 控制箱 87-120099-002
METRIX 振動(dòng)開(kāi)關(guān) 440SR-2000-0100
勝凡泵 SCP-064R-N-DL4-L35-SOS-000
BBA 泵 "B30-180 BVGNMC
+V+F+PKZ"
WISKA黃銅插頭 1142/MS
AUTRONICA探頭 BHH-200
瓦克夏火花塞 60999Z
瓦克夏火花塞延長(zhǎng)桿 A211797P
瓦克夏火花塞靴 740011
瓦克夏點(diǎn)火線圈 69694G
瓦克夏濾清器維修包 G-962-1600
瓦克夏輔助水泵皮帶 A199868A
瓦克夏夾套水泵皮帶 A209617
Lewis 安全帶 HCB-B
MTS磁尺 RPS2200MR021A01 4-20MA
GARLOCK KLOURE油封 24799-0109
GARLOCK KLOURE油封 24799-0111
ICMO 甚高頻船用對(duì)講機(jī) IC-M304
CANRIG 控制開(kāi)關(guān) E06-1011-010
US馬達(dá) LCE
SKIPPER探頭 TB-2002
KVM SWitches online鼠標(biāo)鍵盤顯示器信號(hào)轉(zhuǎn)換器(發(fā)送器) CRV-DLDFMPDVI
KVM SWitches online鼠標(biāo)鍵盤顯示器信號(hào)轉(zhuǎn)換器(接收器) CRV-SRDFMPDVI
SEALWELD工具包 D-FW-KIT-06
SEALWELD氣動(dòng)注脂槍 G-A8GUN-C
Audio Master對(duì)講機(jī) 310X-MV
3M防毒面罩 6200
3M 6200防毒面罩濾毒盒 6001
3M 6200防毒面罩濾棉 5n11
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3M防毒面具濾毒盒 6003
SOUTHERN AVIONICS COMPANY 無(wú)線電信標(biāo)監(jiān)控板 SLP31210
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Durag火焰變送器 D-UG 660 230A-420
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BACO開(kāi)關(guān) 0175890A
VERSA滑閥 VSP-4302-316-44
"Egonharig
探測(cè)器" FL/SS 7510/35 MIL
"SEATRAX
濾芯" 40133
GAI-TRONICS:MODEL701-302
GAI 木制揚(yáng)聲器型號(hào):801A
GAI-TRONICS 防爆電話型號(hào):256-001
GAI-TRONICS室外揚(yáng)聲器 型號(hào):13004
GAI-TRONICS戶外放大器 型號(hào):760-001
:GAI-TRONICS
戶外放大器 型號(hào):760-001
木制揚(yáng)聲器 型號(hào):801A
室外揚(yáng)聲器 型號(hào):13004(由號(hào)角,驅(qū)動(dòng)器,安裝支架組成)
通訊電纜 型號(hào):60029-101