Design and implementation of smart energy meter ieee. Venturimeter principle, construction and working with diagram. Those consumers which consume large energy needs better technology to manage their energy consumption and need more data to improve their services. Electronic meters need for prepaid energy meter system. In order to accurately measure the electronic energy used for a electronic energy meter, suitable hardware and software have to be designed.
To understand the structure of watthour meter, we must. Energy meter or watthour meter is an electrical instrument that measures the amount of electrical energy used by the consumers. Types of energy meters and their working principles. It enables systematic pricing of energy consumed by individual consumer as it measures the amount of electrical energy consumed by a residence, business, or an electrically powered device 1. Knowing where your account is located will help us serve you better.
Wireless automation in the generation, transmission and distribution of electricity and billing has come of age. Working principle and construction of energy meter video lecture of measurement of capacitance chapter in subject electronic instrumentation and measurement for electrical, electronics, extc. It is used everywhere, no matter how big or small consumption it is. Energy meter circuit detailed project with source code. Mechanism of rotation of an aluminium disc which is made to rotate at a speed proportional to the power. Jul 25, 2018 energy meters are the basic part to measure the power consumption. Working principle of speedometer is the torque of the motion of the wheels is read through a meter and is visible to the user. Single phase induction type energy meter is also popularly known as watthour meter. Digital multimeters are widely accepted worldwide as they have better accuracy. An orifice meter is basically a type of flow meter used to measure the rate of flow of liquid or gas, especially steam, using the differential pressure measurement principle. In this project we are building a automated system by using arduino and gsm module. Whats the difference between an energy meter and a.
The proposed system replaces traditional meter reading methods and enables remote access of existing energy meter by the energy provider. It is important that your new meter is installed in a safe, maintained, and easily accessible location. Venturimeter principle, construction and working with. The energy meter reading is compared with the smart. The total energy consists of pressure energy, kinetic energy and potential energy or datum energy. One single phase energy meter, one single phase load, stop watch and connecting wires. In simple language, this is defined as the sum of pressure energy, kinetic energy per unit volume and potential energy per unit volume equal in the same. When a current carrying conductor placed in the magnetic field experiences a force. An electric meter or energy meter an electric meter or energy meter is a device that measures the amount of electrical energy supplied to or produced by a residence, business or machine electromechanical meters ac voltage load indicator voltage coil current coil al dial permanent magnet i. Mar 28, 2017 when the energy meter is connected in circuit, the current coil carries the load current and pressure coil carries the current proportional to the supply voltage. Were dedicated to providing safe, economical, and reliable service. A second terminal block between the current transformer and the meter simplifies service work. An energy meter is used to measure the energy consumed in the kilowatt hours.
The total energy consists of pressure energy, kinetic energy and. This article focusses only on its constructional features and its working. In this meter energy utilized and the corresponding amount will be displayed on the lcd continuously and communicated. Confirm or change state db9657ae86624ce8bef667362f9e785f welcome to duke energy. Based on your zip code, we need to know your street address so we can customize your experience. Induction type energy meter essentially consists of following components. Asked in environmental issues, electrical engineering working. Smart card, which is the switch, gives information about the limitation of units.
Presented here is a simple energy meter using analog devices ade7757 chip for singlephase, 2wire phase and neutral systems used in households. Xcel energy is dedicated to providing safe, economical, and reliable service to our customers. All new, relocated or upgraded residential service connections will be installed as underground residential service laterals at the customers expense. A wattmeter, measures electric power of the given an electric apparatus or circuit. Based on the flow of current, the ferriwheel rotates which makes rotation of other wheels. This will be converted into corresponding measurements in the display section. Digital multimeter working principle analyse a meter. When the energy meter is connected in circuit, the current coil carries the load current and pressure coil carries the current proportional to the supply voltage.
The working principle of ampere hour mercury motor energy meter is that the measuring current is led into the disc through the mercury and flows radially to the. An electricity meter, electric meter, electrical meter, or energy meter is a device that measures the amount of electric energy consumed by a residence, a business, or an electrically powered device. It enables systematic pricing of energy consumed by individual consumer as it measures the amount of electrical energy consumed by a residence, business, or. The primary controller collects information from energy meter as well as from the smart card. It is given by the expression is given below, fbil. Traditional metering methods for retrieving the energy data of consumers is not convenient. A foremost problem with these types of energy meters is their proneness to tampering, which necessitates an electrical energy monitoring system. Overview of single phase induction type energy meter. They are typically calibrated in billing units, the most common one being the kilowatt. If a meter is used in combination with a current transformer. Calculate the number of revolutions made by it, when connected to a load carrying 40 a at 230v and 0. The three phase energy meter has two discs mounted on the common shaft. As wireless energy meters become more common for homes in the u. A digital multimeter or dmm is test equipment used for resistance, voltage, current measurement and other electrical parameters as per requirement and displaying the results in the mathematical digits form on an lcd or led readout.
Your assigned xcel energy representative will work with you to find a meter location that will fit your project needs. Venturi meter is a device or component which is used for measuring the rate of flow of liquid through pipes. Working principle and construction of energy meter video lecture of measurement of capacitance chapter in subject electronic. An electric meter or energy meter is an essential device that goes with consumption of commercially distributed energy. An electricity meter, electric meter, electrical meter, or energy meter is a device that measures the amount of electric energy consumed by a residence, a business, or an electrically powered device electric utilities use electric meters installed at customers premises for billing and monitoring purposes. A single phase energy meter is electrical meter used to measure the amount of electrical energy consumed by electrical devices, residences and business the basic working of single phase induction type energy meter is only focused on two mechanisms. Electronic meters consists of current and voltage sensors which sense the amount of current and voltage consumed and this analog signal is sampled and digitized using adcs. When used in electricity retailing, the utilities record the values measured by these meters to generate an invoice for the electricity.
When measurements are performed with upstream transformers. Single phase induction type energy meter construction, working principle,operation,creeping,torque equation the measurement of energy is the same process as measurement of power except that the instrument not merely indicates the power or rate of supply of energy but must take into account also the length of time for which the rate of energy is. The following information may be needed in order for your dominion energy representative to begin working on a project plan and design package. If two coils are connected such that, current proportional to the load voltage, flows through one coil and current proportional to the load current, flows through another coil, the meter can be calibrated directly in watts. Prepaid electricity energy meter is a good concept in which you can recharge its balance, like we do in our mobile phones. Prepaymentprepaid energy meter introduction and working. Our integrated circuits and reference designs help you create smarter electricity meters with advanced security and connectivity features to meet system design requirements. In every residence, malls, industry, everywhere energy meters are used to measure the electrical energy consumed. A 3phase energy meter has same elements as in case of a singlephase energy meter. Energy meter is an instrument which measures electrical energy. An electric meter or energy meter is a device that measures the amount of electrical energy supplied to or produced by a residence, business or machine. It works on the basic principle of bernoullis equation.
This paper presents a smart energy meter for an automatic metering and billing system. After your initial request, dominion energy will contact you to gather additional information about the work request. Gsm based energy meter billing with load control using. The torque of both the elements is added mechanically, and the total rotation of the shaft is proportional to the three phase energy consumption. You can recharge the electricity balance through this system, just by sending a sms. Electric power, p, is defined as the rate at which electric energy, a work, is. Jun 24, 2016 the working of venturimeter is based on the principle of bernoullis equation. Additional requirements may need to be satisfied prior to service completion. It is a type of multimeter which functions digitally. Prepaid energy meter project using gsm arduino with code and working, 5. The meter which is used for measuring the energy utilises by the electric load is known as the energy meter.
Apr 03, 2020 venturi meter is a device or component which is used for measuring the rate of flow of liquid through pipes. The working of venturimeter is based on the principle of bernoullis equation. Electric utilities use electric meters installed at customers premises for billing and monitoring purposes. Electromechanical type the electromechanical induction meter operates by counting the revolutions of a nonmagnetic, but electrically conductive, metal disc which is made to rotate at a speed pro. The energy is the total power consumed and utilised by the load at a particular interval of time.
To understand the structure of watthour meter, we must understand the four essential components of the meter. Working principle and construction of pmmc polytechnic hub. Energy meter working principle construction types of energy. Nov 29, 2017 prepaid energy meter project using gsm arduino with code and working, 5.
Utilities are one of the electrical departments, which install these instruments at every place like homes, industries, organizations, commercial buildings to charge for the electricity consumption by loads such as lights, fans, refrigerator, and other home appliances. This type of energy meter is simple in construction and the accuracy is somewhat less due to creeping and other external fields. Jun 30, 2018 working principle and construction of energy meter video lecture of measurement of capacitance chapter in subject electronic instrumentation and measurement for electrical, electronics, extc. To study the construction and working of single phase energy meter and to find out energy consumed in 30 minutes. Energy meters are the basic part to measure the power consumption. It states that in a steady, ideal flow of an incompressible fluid, the total energy at any point of the fluid is constant. To expedite service connections and treat each of our customers equally and fairly, we have developed installation standards for gas and electric services. This is used in each and every house and industry for calculating the energy consumed by them. To understand why we must first look at the difference between an energy meter and a smart energy monitoring system like the new smappee plus, and see just how a smart energy monitoring system can improve peoples lives. Electricity meter integrated circuits and reference designs. The following figure shows the dynamometer wattmeter for measuring the power. The conventional method of electricity billing involves a person from the distribution unit reading the number of units of electricity consumed in the energy meter, conveying this information to the distribution unit and then preparing the bill according to the units consumed for a fixed amount of time. Study of single phase induction type energy meter or watt.
Single phase induction type energy meter construction,working principle,operation,creeping,torque equation the measurement of energy is the same process as measurement of power except that the instrument not merely indicates the power or rate of supply of energy but must take into account also the length of time for which the rate of energy is. When alternating current flow though two suitably located coils produces rotating magnetic field which is cut by the metallic disc suspended near to the coils thus emf induce in the disc which is circulates eddy current in it. Here we discuss the construction and working principle of induction type energy meter. This meter can work as either prepaid or postpaid meter.
Also they can monitor the meter readings regularly without the person visiting each house. But these are now being gradually replaced by electronic digital energy meters. Meanwhile, the problem of the distorted current waveform from loads need to be considered. It is used in domestic and industrial ac circuit for measuring the power consumption. Energy meter working principle and construction electronic. The basic principle of induction type energy meter is electromagnetic induction. As the name implies, it consists of an orifice plate which is the basic. Dynamometer type wattmeter construction and working. Once youve completed the inquiry form, you may submit it by email or mail. Study the construction and working of single phase energy. The information found on this page outlines the minimum requirements necessary to connect to.