If you don’t know the tank pressure is , and the source of the expansion of the water pump, you are not familiar with this article until the end, read on. In this paper, the advantages and disadvantages of the tank under pressure will be familiar.
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The content on this page, you’ll read:
- The tank pressure is
- Work the source of the expansion of the water pump
- Types of tank, pressure pump
- Replace the tank water pump homemade
The tank pressure is
Since water is fluid density, is invincible, and in the lines of the pumping direction of increasing pressure and the transfer of fluid by the pump must be continuity of fluid flow, there will be need for more is part of pumping systems for elasticity, the ability to absorb energy in the form of pull or push having them be. Resources under the pressure of the Can, the water pressure on a certain store, and in case of need, again, to the system of law and order.
Among the important advantages of the tank pressure, etc. prevent the coming into being of tension to the reason of the phenomenon of blow of the RAM and is also to prevent the proliferation of shimmer pumps, the volume of the tank, bumpers, and some larger than the minimum required for maintenance of strain selection, it could work. that uses little or compensation and harness the swings, the flow of water from the source location, under the pressure of the supplier.
In case you need more quantities, water pump turned on and the water needed to supply and drain water from the tank will also be replaced. This resource, along with air pressure, Auto Key, and five of a way to pump water connected.
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Benefits of tank pressure following:
- Increase the life of the pump and reduce the downtime due to reduced start and stop the pump
- Reduce energy consumption
- Stay steady water pressure inside the pipes
- Avoid hitting the Rams
- Adjust the pressure source pressure
The pressure of nitrogen gas and the air in the resources under the pressure of the parameters, including the height of the building, the number of units and the area it is in. diameter pipe and so on depends on. This pressure is usually between 20 to 45 psi or 1.4 to 3 times. Pressure source pressure before being attached to the piping system should be about psi 2 or a maximum of 10% less than the pressure of the starter pump is.
If the air pressure of the tank under a pressure less than the limit allowed, etc. lead to attrition tube to the tank wall and the possibility of tearing it provides. This low pressure leads to the filling too much water in the tube, and because of the low pressure air on top of it, the pump constantly on and off, that it would thaw and eventually burn out the pump with the. On the other side, if the air pressure is too it. the volume of water stored in the tube and shimmer too the pump to damage it. Also install a non-alignment of resources under the pressure causes wear and tear tube can be.
If you still do not know the tank under the pressure of what is have to say, pressure on the pump or next to them, embedding, and are they High to keep the water flow before the clear pump can be.
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Work the source of the expansion of the water pump
Check before starting work, the source of the expansion tank, water pump, etc., let’s look into the history of the tank pressure, the strong take a look at the endless period. The first design has a registered document of the pressure vessel in the year ۱۴۹۵ in the book Leonardo da Vinci., the Codex Madrid I, in which containers, outdoor, under pressure, in order to increase the weights heavy water was tested, etc. were described. However, those similar to the ones that are nowadays used for years ۱۸۰۰ was not created, when the steam in the Boilers, the steam was produced, which stimulates the Industrial Revolution was.
However, poor quality materials and techniques of production, along with the knowledge of the improper design, operation and maintenance of the poor, etc., lots of explosions, destructive, and often fatal, associated with these boilers and pressure vessels for almost daily just in the United States was going on.
Today, made a lot of progress in the field of engineering, pressure vessels, there are like tests, non-destructive advanced test, ultrasonic Phase Array and radiography, etc. grades of new materials with increased resistance to corrosion and material stronger and new ways to connect the material to each other, such as explosive welding, a metal sheet to another (usually a metal, corrosion-resistant, thin, such as steel زنگنزن to a metal stronger, such as carbon steel, stainless steel), the welding friction (which metals to group together without melting the metal)., The theories advanced tools, more precisely assess the tensions in the tanks, such as the use of Finite-Element Analysis (FEM), etc. that allows tanks, safer and more efficient to be built.
Nowadays, the creators of tanks in the United States need to install the standard mark BPVC on their tanks, but the BPVC is just a code (standard) internal not many other countries BPVC as the official code of your embrace. However, other countries such as Japan, Australia, Canada, UK and Europe have the codes are (some of them are to sections of the BPVC if there is any doubt). Regardless of the country of the manufacturer, nowadays, almost all potential risks inherent pressure vessels and the need for Standards and codes, the regulator design and build them recognise.
The source of the expansion of the pump, what is
Work the source of the expansion of the water pump such that the source is under pressure, the tank under pressure tank, water pump, and the pump source, the water will be known and sizes and different colors, made, and marketed, as a result. Application source expansion pack is a tube inside source under pressure, with nitrogen gas or air inside the source and the space behind the tube to fill, they can, in effect, the pressure of the compressed air behind the tube, the water within the tube with sufficient pressure flows. This is the tube between the source metal and the flange tightly and, thereby sealing the source of the expansion pack also can be.
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Note that the size of the expansion tank any communication with the water pressure, no water pressure, the only effective from the water pump you. as noted earlier, the. expansion tank to store a volume of water used and the volume of its direct relationship with the amount of rest the pump and, in fact, shimmer, it is the other, whatever the amount, size, source, under pressure, the larger the choice, crafted, etc., pumps, water storage have more later starter مشود.
Types of tank, pressure pump
Types of tank, pressure pump and tank high pressure into two types: source with pillow and air source with an aperture of rubber
Source with pillow air,
in the water resources and the air inside the source on the call have put together, that it would cause compression of the air inside the source can be applied and, if necessary, with the air pressure of the water entering the system can be. From these sources in sizes larger than 1000 liters used. The volume of the tank, the following relationship can be calculated:
Vt = (1.25 * Qm * (P1 + 10)) / (4 * Z * (P1 – P2))
Vt = volume of the tank, diaphragm hub, water pump (cubic meters)
Qm = Dubai (cubic meters per hour) (Qmin + Qmax) / 2))
P1 = pressure, maximum (km)
P2 = pressure minimum (km)
Z = the maximum number of times that the special pump can start and stop do (manufacturer offers.).
Source by diaphragm rubber
in this type of Water Resources, and air together in the call are not water on the inside of a membrane rubber placed. Tube usually of the genus EPDM are made, and if the pumps for drinking water supply used must be of the kind that in any way will pollute the water does not. The volume of the source, the following relationship can be calculated:
Vt = (Qm / (4 * Z)) * (1 / (1 – ((P2 – 2) / P1)))
(Parameters and its units, like the formula before defined.)
At the same time, the relationship is clear, Any what is the difference between the pressure minimum and maximum to be more to the tank, the smaller is required.
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Replace the tank water pump homemade
When you open a faucet in your house, sought to reduce the power consumption and the depreciation of the pump, the water can be, and are also calling for the supply of required water flow with a certain speed, can be in the form of resources under the pressure of the water (tank pressure) in line رایزر used.
To summarize: the tank pressure and tank pressure of three parts, the shell, the tubes and the flange, which is composed of outer shell, it is usually with a sheet of 1.5 mm in the factory, after the decisions on the following devices Press special for the two lens symmetrically production, and then by welding robot are shown. At a later stage, welding each source under the pressure of the case have been tested and then practice, install the inner tube and the flange on the source under the water pressure (tank pressure) takes place.
The amount of pressure that the parts of a source under the pressure of the water quality to be able to endure it could be, between ten to fifteen times. Tube porn sources under the pressure of the high quality of sex EPDM or BUTIL) which is for use in the water of Health, under a certain formula made to hold water for clean and without contamination possible. Flange resources under pressure by a press machine for a chunk without the use of welding, ready and on the resource can be mounted.
If you are in your home with the problem of water supply or low pressure you’re experiencing. use of parts and the proper equipment to help you, who will select a source under pressure, well, also from this rule مثتثنی not.
The performance of resources under pressure: in the resources under the pressure of the amount of the volume of each source, that the liter (LT) is characterized represent the amount of blue that is in it, with a certain pressure is stored. The water pressure inside the resources under pressure with acupressure is that the water pump to be able to create it are equal.
For example, when in a residential building (apartment multi-storey or villa) from the source of pressure is used, and in which the building with the consumption of water creates a pressure drop in رایزرهای water, building words, as long as the amount of water stored in the source under the pressure of all used unless the water pump to start the activity won’t, and when the source pressure the amount of water and the amount of blowing the source pressure to zero. the water pump with its activity, the amount of water spiked (based on the capacity of the source pressure) It saved and ready to reuse it. With this operation, the pump less water, on and off, and lowering the amount of energy consumption and مستحلک of the water pump can be.
The amount of air pressure that is between the shell of the source pressure and the tube, usually between one and a half to three times (twenty-two to thirty-three degrees, Showtime, the PSI can be with this explanation, water with any compressive, that is, water pump, etc., enter the source under the pressure of tumors. in the same pressure at the source of the remains.
Maintenance of resources under pressure: in the direction of the maintenance of the correct ازمنبع under the pressure of the two most important items to notice: the consumer used.
- Use milk strainer at the inlet of the tank under pressure to prevent the entry objects with a high pressure by the water pump, which usually causes damage to the inner tube can be and need to replace the inner tube of the tank under pressure will be followed.
- Check monthly the amount of air pressure inside the source pressure, this action causes the air pressure inside the tank, in effect, fill and empty the numerous tubes, the normal exit is not.
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Select the source of the expansion :
Based on the characteristics characteristics of the ANCC, select the source of expansion matching the following :
e = expansion coefficient of water (to 90°C, about e=0.35)
C = total capacity of the water system (generally, the agreement was that the c to the extent of 10-20 liters for each kW from the output of the boiler is)
Pi = pressure charge primary (this pressure is not hydrostatic pressure at the point where the source system is connected is less than)
Pf = maximum operating pressure ( pressure valve, safety relief)
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Select the source pressure :
Calculate the volume of a source under pressure, the direction of the system boosters matching the following:
Qmax = maximum capacity of the system boosters (m3/h)
Pa = pressure cutout system boosters (bar)
ΔP(a-e) = difference in pressure cutout and create flow system boosters (bar)
S = the number of starter (cut off the flow system boosters per hour)
Pump سانتریفیوژی 30-80
For submersible pumps 15-20
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The workmanship of the tank under pressure
The source pressure of the four sections, layouts, tubes, والف and flange formed, sex, body the resources, usually galvanized, PE and in some cases, from stainless steel to be made.
Other cases can be important to the porn tube porn source under the pressure noted that in the majority of situations, from EPDM, which is a formula built to hold water for clean and without pollution, the direction of the appliances used.
The water pressure at the outlet valves is whether the problem of the source of pressure can be?
Many people think that their source, expansion pack, the pressure creates. But this is not the case. This pressure by the pump creates.
If the pressure of the air inside the source of the expansion pack’s regular check-we don’t what happens?
This works just like a car tire is. Air source pressure slowly leaking, and exit the water from the source of pressure needed to push enough, there is.
The size of the tank high pressure that want to buy what size be?
It is better sources of larger buy. The whole idea of the use of the source under the pressure of this is that the water under pressure and ready to use, put.