Smart Meter Voltage Sensing Utilizing Optically Coupled Isolators > 자유게시판

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A wise meter system voltage and current sensing are performed as voltage drops across a shunt resistor in sequence with the power line or from a voltage divider linked throughout the facility traces. The method contains coupling a resistor voltage divider to a high voltage portion of the smart meter. JCP&L has formally filed for approval to assemble a 10-mile-long, 230kV excessive voltage energy line immediately alongside the NJ TRANSIT North Jersey Coast Line, from the Matawan-Aberdeen rail station to the Red Bank rail station. 1000 ft of the strains, and for the thousands commuting each day on the NJ TRANSIT North Jersey Coast Line, due to non-cease, ongoing, involuntary publicity to electromagnetic radiation. This mission would have minimal influence on each day reliability for Monmouth County electric customers. WE, THE SIGNERS OF THIS PETITION, OPPOSE JCP&L’S MONMOUTH COUNTY RELIABILITY Project. JCP&L needs to put in a $75M Monmouth power line, the 230,000-volt transmission line mission, would run along the new Jersey Transit's North Jersey Coast Line railroad tracks and right of approach, connecting a substation in Aberdeen with one in Red Bank an going through Hazlet, Holmdel and Middletown. Their proposed plan requires over a hundred monopoles to be put alongside the train tracks, approximately 500 feet apart, to support a 230,000 volt energy line.

There is an issue over a excessive voltage power line to and from Block Island that is supposed to be buried. The proposed route runs by a very densely populated space of Monmouth County, NJ -- there are over four hundred households whose houses straight abut the route, and 1000's more who dwell within very shut proximity. Any quantity helps, please help keep our families safe. 100% of all donations might be used to struggle for all the families in the realm, create awareness, and to rent consultants/lawyers as needed. We're also in need of donations asap! A key feature of the present invention is that there is no such thing as a need for a transformer when sensing voltage and present. Customer need is just not driving this undertaking. The mission have to be authorised by state regulators. A Deepwater Wind spokesperson stated the lines from the turbines to the island are fantastic, adding that National Grid lines at State Beach have introduced out Grid employees to search out a solution.

In fact, at low tide on Wednesday, it was just below the waterline at State Beach, which is also referred to as Crescent Beach and is the preferred on Block Island. These voltages are optically coupled and electrically remoted to the inputs of the low voltage circuits by using optically coupled isolators. Circuits for the voltage and current sensing technique are described utilizing resistors and optically coupled isolators. Some great benefits of this transformer-less technique as compared to the transformer strategy are direct sensing of current and voltage that permits AC power and energy measurements for non-resistive hundreds, tamper proof for secure power measurements, compact sizes, and low costs. By eliminating the transformer the smart meter will be bodily smaller, much less expensive and is not going to be tampered as in the case when the transformer core is positioned in a saturation situation. The facility utilization may also be analyzed to enable system control, e.g. reduce off the power if mandatory. FIG. 3 is an illustration of circuit design for a current sensing portion of voltage and present sensors 39 in the smart meter three of FIG. 2 for a single-part power line system.

These high voltage lines are Dangerous! Although the electric firms claim that these high voltage transmission traces are secure for the public, they emit an immense amount of electro-magnetic radiation. NOT from failures of the transmission traces that feed into the substations. Storm-associated outages are most often due to damage to native distribution traces from substations to houses… If you live close to the proposed energy traces this can have an effect on property values and be a harmful health hazard. Please share this petition and our Facebook Cause Page with any local groups on fb, Twitter, or through electronic mail and Tell Everyone NO MONSTER Power Lines IN MY Backyard! Please see our Facebook Cause Page for specific medical research and citations. Existing research completely reveals a better incidence of most cancers (notably childhood leukemia) in areas with these traces. Accordingly, many modifications could also be made by one in all peculiar talent in the art without departing from the spirit and scope of the present invention. Although the present invention has been described in accordance with the embodiments shown, one in every of odd skill within the artwork will readily recognize that there could be variations to the embodiments and people variations would be inside the spirit and scope of the present invention.

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