Energy meters are the basic part to measure the power consumption. Prepaid electricity energy meter is a good concept in which you can recharge its balance, like we do in our mobile phones. It deals with design of a standalone embedded system that can monitor and control several devices remotely irrespective of distance limitations. The aim of this project is to design a sample meter can accurately display real voltage. Pdf design and construction of a smart electric metering system.
You can recharge the electricity balance through this system, just by sending a sms. It is used everywhere, no matter how big or small consumption it is. Wireless automation in the generation, transmission and distribution of electricity and billing has come of age. Traditional metering methods for retrieving the energy data of consumers is not convenient. Based on the flow of current, the ferriwheel rotates which makes rotation of other wheels. Here we discuss the construction and working principle of induction type energy meter. Having access to this data before starting the construction operation will help contractors to pay attention. Electronic energy meter is based on digital micro technology dmt and uses no moving parts. Working principle and construction of energy meter video lecture of measurement of capacitance chapter in subject electronic instrumentation and measurement for electrical, electronics, extc. Calculate the number of revolutions made by it, when connected to a load carrying 40 a at 230v and 0. 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. So the eem is known as static energy meter in eem the accurate functioning is controlled by a specially designed ic called asic application specified integrated circuit. Digital multimeter working principle analyse a meter. Building an energy meter circuit using microcontroller with its working principles.
An energy meter is used to measure the energy consumed in the kilowatt hours. Electrical energy meters principles and applications. It is used in domestic and industrial ac circuit for measuring the power consumption. The primary controller collects information from energy meter as well as from the smart card. In all induction meters, we have two fluxes which are produced by two different alternating currents on a metallic disc. The principle of working and construction of induction type meter is very simple and easy to understand thats why these are widely used in measuring energy in domestic as well as the industrial world.
The information found on this page outlines the minimum requirements necessary to connect to. Types of energy meters and their working principles. Working the microcontroller at89s52 acts as the primary controller. Please choose the type of information you are looking for, residential or business, so that we can provide the most relevant customer information. It states that in a steady, ideal flow of an incompressible fluid, the total energy at any point of the fluid is constant. Working principle and construction of q meter video lecture of measurement of capacitance chapter in subject electronic instrumentation. Mechanism of rotation of an aluminium disc which is made to rotate at a speed proportional to the power. Applicaton for electric meter installation questions or comments. What is the solution for the drawbacks of commonly used energy meters. Electricity is one of the fundamental necessities of human beings, which is commonly used for domestic, industrial and agricultural purposes. Nv energy proudly serves nevada with a service area covering over 44,000 square miles. The function of recording or registering mechanism is to record continuously a number on the dial which is proportional to the revolutions made by the moving system.
It enables systematic pricing of energy consumed by individual consumer as it measures the amount of electrical energy consumed by a. Were dedicated to providing safe, economical, and reliable service. Energy meter working principle and construction electronic. For underground electric and gas installations for new homes in the peco service area, please consult the builders handbook to understand the general process for working with peco to complete your project.
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. The energy meter reading is compared with the smart. Among the many communities we serve are las vegas, renosparks, henderson, elko. The recipient agrees to indemnify ergon energy and keep it indemnified against any liability for any losses including liabilities of the recipient to third parties. A foremost problem with these types of energy meters is their proneness to tampering, which necessitates an electrical energy monitoring system. Energy meter is an instrument which measures electrical energy.
The working of venturimeter is based on the principle of bernoullis equation. During the heavy construction seasons of spring, summer and early fall, centerpoint energy s goal is to begin restoration work. We cannot think of life without electricity and when there is electricity consumption there is a need to measure its consumption. Gsm based projects for engineering students elprocus. 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.
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. You can also choose to view information about our company. To study the construction and working of single phase energy meter and to find out energy consumed in 30 minutes. Online form for new construction or service upgrade. In this project we are building a automated system by using arduino and gsm module. This type of energy meter is simple in construction and the accuracy is somewhat less due to creeping and other external fields. Working principle and construction of energy meter video lecture of measurement of capacitance chapter in subject electronic. How long will it take for my street, yard, sidewalk or grassy boulevard to be restored after my meter is moved outside.
Pdf estimating energy consumption during construction of. A second terminal block between the current transformer and the meter simplifies service work. Home measurements 3 phase energy meter working,construction,uses. Design and implementation of smart energy meter ieee. Xcel energy is dedicated to providing safe, economical, and reliable service to our customers. Smart card, which is the switch, gives information about the limitation of units. Centerpoint energy s primary services include electric and natural gas. Gsm or global system for mobile communications projects are based on one of the emerging technology of the century. Pdf in this article, we present electric power meter, a device that allows us to measure the energy consumption per electrical circuit even for each. A new bill, an automated phone system, a customer app and more. Q meter working principle and construction electronic. Study the construction and working of single phase energy.
We also provide natural gas to more than 145,000 customers in the renosparks area. This is used in each and every house and industry for. It is important that your new meter is installed in a safe, maintained, and easily accessible location. Design and implementation of smart energy meter abstract. When used in electricity retailing, the utilities record the values measured by these meters to generate an invoice for the electricity. It has a rotating aluminium wheel called ferriwheel and many toothed wheels. What are the advantages and disadvantages of usual energy meters.
The three phase energy meter has two discs mounted on the common shaft. To expedite service connections and treat each of our customers equally and fairly, we have developed installation standards for gas and electric services. The meter is provided with a field to which entries can be made for this purpose ct or vt factor. In every residence, malls, industry, everywhere energy meters are used to measure the electrical energy consumed. The construction toolbox provides builders and contractors information and tools necessary to help duke energy provide safe reliable electric service to their job site. Venturimeter principle, construction and working with. The meter which is used for measuring the energy utilises by the electric load is known as the energy meter. An electric meter or energy meter is a device that measures the amount of electrical energy. To understand the structure of watthour meter, we must. The internal construction of the meter is not described here, as meter protected by manufacturer seal.
The working principle of motor type energy meter is that there are two fixed coils c1 and c2 placed on left and righthand side of the armature. After calibrating voltage, the meter can be calibrated in terms of ohms. When measurements are performed with upstream transformers, the displayed energy value must be multiplied by the transformation ratios. In order to accurately measure the electronic energy used for a electronic energy meter, suitable hardware and software have to be designed. We make no representations, express or implied, as to the accuracy of the documents provided and accept no liability howsoever arising for any loss resulting from the use of the documents or reliance placed on them. Energy meter working principle construction types of energy.
Electric utilities use electric meters installed at customers premises for billing and monitoring purposes. Pdf design and construction of a power meter to optimize usage. The conventional mechanical energy meter is based on the phenomenon of magnetic induction. The total energy consists of pressure energy, kinetic energy and potential energy or datum energy. Meanwhile, the problem of the distorted current waveform from loads need to be considered. The data will also be used for energy performance certification epc in public sector buildings. Power theft is the biggest problem in recent days which causes lot of loss to electricity. One single phase energy meter, one single phase load, stop watch and connecting wires. Your assigned xcel energy representative will work with you to find a meter location that will fit your project needs. The major component in the metering unit is the energy meter. As shown in the block diagram, in a typical digital multimeter the input signal i. Company, energy delivery operations services department, 76 south main street, ago11, akron, ohio 44308.
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