تالار گفتگوی تخصصی مهندسی و بازرسی جوش
What is a thermostat? - نسخه قابل چاپ

+- تالار گفتگوی تخصصی مهندسی و بازرسی جوش (https://www.weldeng.net/MyBB)
+-- انجمن: طراحی جوش (/Forum-%D8%B7%D8%B1%D8%A7%D8%AD%DB%8C-%D8%AC%D9%88%D8%B4)
+--- انجمن: الزامات طراحی جوش بر اساس نوع بارگذاری (/Forum-%D8%A7%D9%84%D8%B2%D8%A7%D9%85%D8%A7%D8%AA-%D8%B7%D8%B1%D8%A7%D8%AD%DB%8C-%D8%AC%D9%88%D8%B4-%D8%A8%D8%B1-%D8%A7%D8%B3%D8%A7%D8%B3-%D9%86%D9%88%D8%B9-%D8%A8%D8%A7%D8%B1%DA%AF%D8%B0%D8%A7%D8%B1%DB%8C)
+--- موضوع: What is a thermostat? (/Thread-What-is-a-thermostat)



What is a thermostat? - hh86ll - ۱۴۰۱/۱/۲ ۰۸:۲۳ صبح

What is a thermostat?The دیدن لینک ها برای شما امکان پذیر نیست. لطفا ثبت نام کنید یا وارد حساب خود شوید تا بتوانید لینک ها را ببینید.
is a common fixture in most homes, helping to maintain an even temperature in the house all year round. In the winter, room thermostats (sometimes referred to as roomstats) prevent rooms from overheating. In the summer months, they ensure the heating system does not fire up unless the temperature of the house falls below a preset level.

How do thermostats work?A thermostat is normally a control unit for a central heating boiler, but these days it can also control electric heating such as infrared panels. You choose the temperature that you would like the house to be at via a dial or a digital display on the thermostat. The thermostat then monitors the ambient temperature of the air and instructs the boiler/heating system to turn on or off accordingly.If the temperature of the ambient air is lower than the requested temperature set on the thermostat, it will fire a message to the boiler to fire up and send hot water to the radiators to heat the house.If the air temperature is too high, the دیدن لینک ها برای شما امکان پذیر نیست. لطفا ثبت نام کنید یا وارد حساب خود شوید تا بتوانید لینک ها را ببینید.
will send a message to the boiler to switch off, which obviously should result in the home cooling down.
Using a thermostat will therefore ensure that the house stays at a regular temperature and rooms don’t overheat. The thermostat will ensure that the boiler keeps a constant temperature in the house, which results in an efficient heating system that will save you money on your gas bills.
How much can a room thermostat save?A correctly-installed thermostat can save you £100s per year, however you have to know how to get the best out of it. For example, a pre-installed room thermostat can save about £65 for every degree centigrade you turn it down. Therefore if you normally have your home at 230C and then decide to turn the دیدن لینک ها برای شما امکان پذیر نیست. لطفا ثبت نام کنید یا وارد حساب خود شوید تا بتوانید لینک ها را ببینید.
down to 210C, you should see energy savings of well over £100.
We have written a blog you can read here on the optimal indoor temperature, which discusses some of the common queries people have when it comes to setting their thermostat.
Thermostats do not speed up the rate of heatingOne common misconception of thermostats is that if you turn up the dial of the thermostat, the room will heat up quicker. The rate at which a room heats up is dependent on the boiler, the size of the room, the size of the radiator and finally, how well-insulated the room is.
Thermostats and draughtsRoomstats are sensitive little things; if they are hit by prolonged cold draughts they will instruct the boiler to fire up. This means that they have to be positioned very carefully in the house.For example, we have seen thermostats installed in clients’ hallways just by the draughty front door. This means that they will normally be recording a lower temperature than the actual ambient temperature of the house and will instruct the boiler to fire up, using more gas.
Thermostats are just part of heating controlsدیدن لینک ها برای شما امکان پذیر نیست. لطفا ثبت نام کنید یا وارد حساب خود شوید تا بتوانید لینک ها را ببینید.
s are just one part of a home’s heating controls, which normally include a programmer and TRVs. They are designed to work seamlessly with the other components, with the thermostat overriding the programmer to prevent overheating. It is important that you don’t situate your roomstat near a radiator with a TRV because they will interfere with one another – that will mean the heating may go on and off unexpectedly.
New intelligent heating controls such as Nest take the idea of the thermostat much further. They allow you to set the temperature of the home from the other side of the world via your phone, but they also take into account things like direct sunlight, which in the past has manipulated the ambient air temperature.
An دیدن لینک ها برای شما امکان پذیر نیست. لطفا ثبت نام کنید یا وارد حساب خود شوید تا بتوانید لینک ها را ببینید.
system evenly distributes heat throughout a room and this ensures a comfortable environment, with optimal energy efficiency. What's more, you will avoid the unpleasant feeling of cold feet on a winter’s day! A radiator system on the other hand, concentrates heating in one area first before it is spread across the whole room. This make it highly inefficient and there is also the risk that heat is lost through the ceiling. According to Greenage, underfloor heating systems use 15-40% less energy than a radiator.

Paper is a highly versatile material thanks to the rich features it offers including folding, printing, and painting on its surface. So it comes as no surprise that paper increasingly enters areas no one ever thought it would, for instance, electrical engineering. However, until now a low-cost, easy to fabricate, flexible to customize, reversible, and electronically-controllable option for paper based دیدن لینک ها برای شما امکان پذیر نیست. لطفا ثبت نام کنید یا وارد حساب خود شوید تا بتوانید لینک ها را ببینید.
s was still missing. But over the last year, researchers from Carnegie Mellon University (CMU) didn’t only succeed in teaching a normal piece of paper touchscreen abilities and designing furniture from paper, they also managed to print an actuator on common copy paper.

Compared with the solenoid valve, the دیدن لینک ها برای شما امکان پذیر نیست. لطفا ثبت نام کنید یا وارد حساب خود شوید تا بتوانید لینک ها را ببینید.
are more reliable, safe and can replace the solenoid valve. In this article, we will introduce you in detail the solenoid valve and motorized valve principle of the difference and different applications.
How Motorized Valve Works:Motorized Valve is a power supply to drive the motor rotation, thus opening or closing the valve of a device, and withstand voltage shocks. The rotating range of the electric valve is adjustable. The rotating range can be adjusted by inputting the specified current and voltage signals. The general control signals are: current signal (4 ~ 20mA, 0 ~ 10mA) or voltage signal (0 ~ 5V, 1 ~ 5V).Applications Of Motorized Valve:The driving force of the motorized valve is large, and it can control the large diameter valve, such as globe valve, gate valve, etc. , the utility model is especially suitable for large diameter pipelines or places where the flow of pipelines is required to be regulated.دیدن لینک ها برای شما امکان پذیر نیست. لطفا ثبت نام کنید یا وارد حساب خود شوید تا بتوانید لینک ها را ببینید.
are applicable to a wide range of media, water, oil, gas, steam, acid, alkali and other media can be applied. Driving force can control large-diameter valves, and motorized valves can adjust the flow of the pipeline, especially suitable for large-diameter pipeline or require the use of the pipeline flow regulation.