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電廠供熱蒸汽流量計(jì)

電廠供熱蒸汽流量計(jì)是根據(jù)卡門(Karman)渦街原理測量過熱蒸汽體積流量、標(biāo)況的體積流量或質(zhì)量流量的體積流量計(jì)。并可作為流量變送器應(yīng)用于自動(dòng)化控制系統(tǒng)中。采用**的差動(dòng)技術(shù),配合隔離、屏蔽、濾波等措施,克服了同類產(chǎn)品抗震性差、小信號(hào)數(shù)據(jù)紊亂等問題,并采用了獨(dú)特的傳感器封裝技術(shù)和防護(hù)措施,

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產(chǎn)品詳情PRODUCT DETAILS

    電廠供熱蒸汽流量計(jì)是根據(jù)卡門(Karman)渦街原理測量過熱蒸汽體積流量、標(biāo)況的體積流量或質(zhì)量流量的體積流量計(jì)。并可作為流量變送器應(yīng)用于自動(dòng)化控制系統(tǒng)中。采用**的差動(dòng)技術(shù),配合隔離、屏蔽、濾波等措施,克服了同類產(chǎn)品抗震性差、小信號(hào)數(shù)據(jù)紊亂等問題,并采用了獨(dú)特的傳感器封裝技術(shù)和防護(hù)措施,保證了產(chǎn)品的可靠性。產(chǎn)品有基本型和復(fù)合型兩種型式,基本型測量單**量信號(hào);復(fù)合型可同時(shí)實(shí)現(xiàn)溫度、壓力、流量的測量。每種型式都有整體、分體結(jié)構(gòu),以適應(yīng)不同的安裝環(huán)境。可**用于大、中、小型各種管道給排水、工業(yè)循環(huán)、污水處理,油類及化學(xué)試劑以及壓縮空氣、飽和及過熱蒸汽、天然氣及各種介質(zhì)流量的計(jì)量。

過熱蒸氣密度表( Kg/m 3 )
**壓力溫度 t( ℃ )
p /MPa140150160170180190200210220230240
0.201.0701.0421.0160.9920.9690.9470.9260.9060.8870.8680.851
0.301.6221.5781.5371.4991.4631.4281.3961.3651.3361.3081.281
0.40-2.1272.0672.0141.9641.9161.8721.8291.7891.7511.715
0.50--2.6082.5382.4722.4112.3532.2992.2472.1982.152
0.55--2.8822.8032.7292.6612.5962.5352.4782.4242.372
0.60--3.1593.0712.9892.9122.8412.7732.7102.6502.593
0.65---3.3413.2503.1653.0873.0132.9432.8772.815
0.70---3.6143.5143.4213.3343.2533.1173.1053.037
0.75---3.8893.7793.6783.5843.4953.4133.3353.261
0.80----4.0483.9373.8353.7393.6493.5653.486
0.85----4.3184.1984.0873.9843.8873.7973.711
0.90----4.5914.4614.3424.2314.1274.0303.938
1.00----5.1454.9954.8564.7294.6104.4994.395
1.10-----5.5375.3795.2335.0984.9734.855
1.20-----6.0895.9095.7445.5935.4525.321
1.30------6.4486.2636.0935.9365.790
1.40------6.9966.7896.6006.4266.265
1.50------7.5547.3247.1146.9226.744
1.60-------7.8677.6357.4247.229
1.70-------8.4188.1637.9317.719
1.80-------8.9788.6998.4468.214
1.90-------9.5489.2438.9678.715
2.00--------9.7959.4959.222
2.10--------10.3610.039.735
2.20--------10.9310.5710.25
2.30--------11.5111.1210.78
2.40---------11.6811.31
2.50---------12.2511.85
2.60---------12.8312.40
2.70---------13.4112.96
2.80----------13.52
2.90----------14.09
3.00----------14.67
3.10----------15.26
3.20----------15.86
3.30----------16.47
3.40-----------
3.50-----------
4.00-----------









附 錄
























續(xù)附表二

































過熱蒸氣密度表( Kg/m 3 )
**壓力溫度 t( ℃ )
p /MPa250260270280290300310320330340350
0.200.8340.8180.8030.7880.7740.7600.7470.7340.7210.7090.698
0.301.2561.2301.2081.1851.1631.1421.1221.1031.0841.0661.049
0.401.6801.6471.6151.5851.5551.5271.5001.4741.4491.4241.401
0.502.1082.0662.0251.9861.9491.9141.8791.8461.8141.7841.754
0.552.3232.2762.2312.1882.1472.1082.0702.0331.9981.9641.931
0.602.5392.4872.4382.3912.3452.3022.2602.2202.1822.1452.109
0.652.7552.6992.6962.5942.5442.4972.4522.4082.3662.3262.287
0.702.9732.9122.8532.7972.7442.6932.6432.5962.5512.5072.465
0.753.1913.1253.0623.0012.9942.8892.8362.7852.7362.6892.643
0.803.4113.3393.2713.2063.1443.0853.0282.9742.9212.8712.822
0.853.6313.5543.4813.4123.3453.2823.2213.1633.1073.0533.001
0.903.8523.7703.6923.6183.5473.4803.4153.3533.2933.2363.181
1.004.2964.2044.1164.0323.9523.8763.8043.7343.6673.6033.541
1.104.7454.6414.5424.4494.3604.2754.1944.1164.0423.9713.902
1.205.1985.0824.9724.8694.7704.6764.5874.5014.4194.3404.265
1.305.6545.5265.4055.2915.1825.0794.9814.8874.7984.7114.629
1.406.1145.9745.8415.7165.5985.4855.3785.2755.1785.0844.994
1.506.5796.4256.2806.1446.0155.8935.7765.6655.5605.4585.361
1.607.0496.8806.7236.5756.4356.3036.1776.0575.9435.8345.729
1.707.5227.3407.1697.0096.8586.7156.5806.4516.3296.2116.099
1.808.0017.8037.6197.4467.2847.1316.9856.8476.7166.5906.470
1.908.4848.2718.0727.8867.7127.5847.3937.2457.1056.9716.843
2.008.9738.7438.5298.3308.1447.9687.8027.6457.4967.3537.217
2.109.4669.2198.9908.7778.5788.3918.2148.0477.8887.7377.593
2.209.9659.7009.4559.2289.0159.9658.6288.4518.2838.1237.970
2.3010.4710.199.9249.6829.4569.2449.0458.8578.6798.5108.349
2.4010.9810.6810.4010.149.8999.6759.4649.2669.0788.8998.730
2.5011.5011.1710.8710.6010.3510.119.8869.6769.4789.2909.112
2.6012.0211.6711.3611.0710.8010.5510.3110.099.8809.6839.495
2.7012.5512.1811.8411.5311.2510.9810.7410.5010.2810.089.880
2.8013.0812.6912.3312.0111.7111.4311.1710.9210.6910.4710.27
2.9013.6213.2112.8312.4812.1711.8711.6011.3411.1010.8710.66
3.0014.1713.7313.3312.9712.6312.3212.0311.7611.5111.2711.05
3.1014.7314.2613.8413.4513.1012.7712.4712.1911.9211.6711.44
3.2015.3014.8014.3513.9413.5713.2312.9112.6212.3412.0811.83
3.3015.8715.3414.8614.4414.0513.6913.3613.0512.7612.4812.23
3.4016.4515.8915.3914.9414.5314.1513.8013.4813.1812.8912.63
3.5017.0416.4415.9115.4415.0114.6114.2513.9113.6013.3013.02
4.00-19.3418.6518.0417.4917.0016.5516.1315.7415.3915.05
電廠供熱蒸汽流量計(jì)選型:
類型
XT-LUGB
XT-LUW
脈沖輸出
現(xiàn)場顯示、帶4~20mA輸出

通徑(mm)流量范圍(/h)
DN25
DN32
DN40
DN50
DN80
DN100
DN150
Dn200
1~10(液體)    25~60(氣體)
1.5~18(液體)   15~150(氣體)
2.2~27(液體)  22.6~150(氣體)
4~55(液體)   35~350(氣體)
9~135(液體)    90~900(氣體)
14~200(液體)   140~1400(氣體)
32~480(液體)  300~3000(氣體)
56~800(液體)   550~5500(氣體)
備注:1、蒸汽流量范圍請(qǐng)查看表3。
      2、DN250~DN600可按客戶要求訂貨。
      3、DN300以上口徑推薦使用插入式渦街流量計(jì),可定做。

壓力等級(jí)

P1
P2
P3

1.6MPa
2.5MPa
4.0MPa

法蘭材料
B1
B2
不銹鋼
碳鋼

介質(zhì)溫度
T1
T2
T3
常溫
高溫
蒸汽

連接方式
L1
L2
法蘭卡裝式
法蘭連接式

供電電源
D1
D2
內(nèi)部3.6V供電
DC24V供電

精度等級(jí)
E1
E2
1.0級(jí)
1.5級(jí)
XT-LUGB-DN25-P1B1T1L1D2E1型號(hào)舉例

電廠供熱蒸汽流量計(jì)安裝環(huán)境要求:

  1. 盡可能避開強(qiáng)電設(shè)備、高頻設(shè)備、強(qiáng)開關(guān)電源設(shè)備。儀表的供電電源盡可能與這些設(shè)備分離。

  2. 避開高溫?zé)嵩春洼椛湓吹闹苯佑绊憽H舯仨毎惭b,須有隔熱通風(fēng)措施。

  3. 避開高濕環(huán)境和強(qiáng)腐蝕氣體環(huán)境。若必須安裝,須有通風(fēng)措施。

  4. 渦街流量儀表應(yīng)盡量避免安裝在振動(dòng)較強(qiáng)的管道上。若必須安裝,須在其上下游2D處加設(shè)管道緊固裝置,并加防振墊,加強(qiáng)抗振效果。

  5. 儀表*好安裝在室內(nèi),安裝在室外應(yīng)注意防水,特別注意在電氣接口處應(yīng)將電纜線彎成U形,避免水順著電纜線進(jìn)入放大器殼內(nèi)。

  6. 儀表安裝點(diǎn)周圍應(yīng)該留有較充裕的空間,以便安裝接線和定期維護(hù)。

 


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