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Do you have an intake pressure of 2 kg? Roughly for you, the conditions: a trap is installed behind the coil, the air supply pressure is 2 kg, and the steam flow rate is 1 ton per hour.
Calories provided = 2160 1000
10 degrees to 40 degrees requires heat = 126
Divide by two = 17 tons, the theoretical figure is smaller than the actual figure, and if your trap is leaking, the number is even smaller.
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Ask the company that makes the heat exchanger.
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It doesn't have to be complicated, just install a water meter at the water inlet.
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Don't tell him, at first glance he is a lazy man, and he is estimated to be a student of that school! Don't bother to tell her!!
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This is explained by the Kraberon equation: PV=NRT
q = cmt knows 4200 * n * 18 * (60-5) = q and then at standard atmospheric pressure
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Density = mass volume.
The density is obtained by the table of the pressure temperature corresponding to the hot steam.
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Find the parameters you need according to the steam and then convert it to you.
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You have to do the heat balance, but the data is not enough, the initial temperature of the steam is missing, there is no calculation, the heat of the steam is not the same at different positions before the decomposition temperature, the final temperature can be regarded as the boiling point under the corresponding air pressure, the specific heat capacity can be checked, the steam and the liquid are not the same, pay attention to the same unit when calculating.
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The amount of heat needed is 188,100kJ of heat, and the university needs tons of steam.
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The formula that needs to be used is cmt=q, as well as the latent heat of vaporization of water, 4kg vapor pressure, vapor temperature about 150 (superheat 6), gasification latent heat 2140kj kg, and calculate the heating power (the initial water temperature is calculated as 15):
Vapor flow rate q calculation (kg s): 2140q+, q=. (The heat of condensation is also counted).
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32* stainless steel welded pipe on the line 19800 yuan ton tax plus tax.
How expensive is the seamless pipe of 32*, and you don't have much pressure on it.
32* seamless pipe is now 304 material 24,800 yuan Tons**According to the quantity, it is different every day**, you can ask [Tianjin Wujin Stainless Steel] oh oh oh.
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Comparison items Floating coil heat exchanger Threaded tube heat exchanger Vortex heat film heat exchanger Applicable medium type Steam, water Steam, water Weak corrosive chemical raw materials, steam, water Parameter range of medium Temperature: 0-150 degrees.
Pressure: Temperature: 0-150 degrees.
Pressure: Temperature: -40-400 degrees.
Pressure: Thermal Efficiency Thermal Efficiency=92% Thermal Efficiency=93% Thermal Efficiency=96% Anti-scaling Performance Automatic descaling Manual descaling With anti-scaling function Earthquake resistance, noise Vibration is large, noise is large Vibration is small, noise is low Vibration is weak, noise is low Trial life About 7 years About 10 years About 20 years Maintenance Shutdown maintenance, replacement of pipe bundle Shutdown maintenance, extubation and re-expansion of pipe No maintenance required.
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