Questions tagged [solenoid-valve]

A solenoid valve is an electromechanically operated valve, which is controlled by an electric current through a solenoid.

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Solenoid Driver Circuit

I want to drive a solenoid (12V load and 20A rating) using a MOSFET and an Arduino. What kind of switching circuit should I use?
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Sensors controlled by Mobile Phone

I have a project which is of very low costs. The management has at least agreed for a cheap Mobile set and a solenoid valves. They have also agreed for a few extra project budget. The solenoid valves ...
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1answer
2k views

Whats the difference between gravity feed solenoid valve and normal solenoid valves?

I am new to solenoid valves; I know the basic principal, it's just like normal valve but solenoid can be controlled using DC/AC current. But my question is: What's the difference between gravity ...
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1answer
3k views

Why solenoid valve when a liquid pump can be electronically controlled?

In some quick research online, I'm often seeing configurations where a liquid pump is used in tandem with a solenoid valve on the same liquid path. So, let's say I have a very simple scenario: a ...
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2answers
801 views

Latching Solenoid Drive Voltage Problem

I have a circuit which drives a latching selonoid valve(valve changes state for every 50ms pulse) Below there is an easy go schematic of the circuit. Basically a 3.7V LiPo Battery supplies for 3.3V ...
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1answer
926 views

Micro Controllers to control Solenoid valves upon receiving signal from PIR Motion Sensor

I am using a PIR Sensor of Sparkfun(Model 8630) to detect human's presence in washroom. If there is no human presence in an interval of 30 minutes, the Solenoid Valve connected to pipe line in the ...
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1answer
3k views

What component should I use to represent a solenoid valve in multisim

I'm trying to model a 12V 500 mA pilot assisted solenoid valve in NI Multisim, but it doesn't have any solenoid components that I see. I thought I could just model it with an inductor or relay, but I ...
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2answers
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Controlling Solenoids using Relay vs Transistor

In several examples, relays were used to control solenoids, others use the transistor. In my question, I'm looking at controlling 24VDC solenoid pneumatic valves. What are the advantages and ...
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4answers
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24 VAC Irrigation Valve Oscillation?

Is there an oscillation happening when powering a 24 VAC irrigation valve? Since the solenoid is being driven by an alternating current (AC), does that mean it goes "on" and "off" at some points of ...
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1answer
3k views

AC solenoid valve with DC

I have a 24VAC/60Hz solenoid. I used 12VDC just to try, and it worked good (well needless to say it worked as expected with 24VAC/60Hz). What are the effects of a solenoid that's designed for AC ...
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4answers
313 views

Dosage control through flow meter and valve

I am trying to make a drinks machine that when a button is pressed, a predetermined amount of liquid (not determined by time) is allowed through a solenoid or other valve, and measured by a flow meter....
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2answers
900 views

Computer controlled air valve [closed]

I'm a software engineer but I've been asked to help on this. I need to create a system where through software I can control the amount of vacuum in a pressure vessel. The existing system has a large ...
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1answer
2k views

Circuit to control a impulse solenoid valve from a movement detector

I have a movement detector sensor that generate a pulse (3.3V TTL) for 60 seconds when something moves in front of it. On the other hand, I have a impulse solenoid valve that close on a negative ...
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1answer
154 views

Is an arrangement of solenoid valves the only way to achieve fluid redirection?

Not sure if this fits in the charter of this site. If not, pointer to another stack-exchange site would be great. For a rain-water harvesting system that I am designing for my house, I need to be ...
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2answers
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Can you control a 12V Solenoid Valve using motor dev kit MCLV-2?

The MCLV-2 is a motor driver development board, of 24 volt and up to 15Amp (in total). Aside driving a motor, I'm also interested in testing to see if these circuitries are suitable to run a 12 volt ...
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2answers
947 views

Choosing proper size of solenoid valve

This is my first question so please let me know what improvements can be made, if I need to edit things, etc. I've recently salvaged a heating element from an old single cup coffee machine that I ...
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2answers
697 views

Solenoid Valves

I'm using a peristaltic pump to pump viscous and sticky fluids through some tubes. I need to be able to "turn" the tubes on and off, and have been using solenoid valves - which works great. However, ...
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DIY small solenoid water valve

I’m developing a huge project, very cool but very complex, is a “water printer” based on the work of a Japanese artist. I’m an electrical engineer so I’m very good at electronics and software dev, so ...
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6answers
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Small cheap electronic solenoid valve?

I want to make a device that can control a small solenoid valve for dispensing fluids. Basically a circuit which powers on and off the solenoid at different times to allow the fluid to flow. The ...

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