us3351742a - electric resistance heaters - google patents

An Assessment of Efficient Water Heating Options for an

An evaluation of a variety of efficient water heating strategies for an all-electric single family home located in a mixed-humid climate is conducted using numerical modeling. The strategies considered include various combinations of solar thermal, heat pump, and electric resistance water heaters.

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Data Analytics for Energy Disaggregation: Methods and

2018/1/1Investigations on device signatures were initiated by General Electric and Oak Ridge laboratories in the late 1980s, in which current was studies as a signature of motor-driven appliances . In the early 1990s, researchers of MIT, EPRI in the United States [18], and Electricite de France (EDF) [22] proposed active and reactive power draw ( P and Q ) as signatures to track electrical equipment.

Bimetallic switches reliability

There is a hint: Those little heaters are called anticipators. The purpose is not to eliminate hysteresis, it is to roughly model the thermal inertia of the room, to reduce overshoot. I would look into the old patents on the Honeywell round thermostat, the ones with

Solar power

Hot water storage tanks with electric heating with heat pumps or resistance heaters can provide low-cost storage for self consumption of solar power. [108] Shiftable loads, such as dishwashers, tumble dryers and washing machines, can provide controllable consumption with only a limited effect on the users, but their effect on self-consumption of solar power may be limited.

Data Analytics for Energy Disaggregation: Methods and

2018/1/1Investigations on device signatures were initiated by General Electric and Oak Ridge laboratories in the late 1980s, in which current was studies as a signature of motor-driven appliances . In the early 1990s, researchers of MIT, EPRI in the United States [18], and Electricite de France (EDF) [22] proposed active and reactive power draw ( P and Q ) as signatures to track electrical equipment.

Bimetallic switches reliability

There is a hint: Those little heaters are called anticipators. The purpose is not to eliminate hysteresis, it is to roughly model the thermal inertia of the room, to reduce overshoot. I would look into the old patents on the Honeywell round thermostat, the ones with

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Thermometer

A thermometer is a device that measures temperature or a temperature gradient (the degree of hotness or coldness of an object). A thermometer has two important elements: (1) a temperature sensor (e.g. the bulb of a mercury-in-glass thermometer or the pyrometric sensor in an infrared thermometer) in which some change occurs with a change in temperature; and (2) some means of converting this

Electric car

Electric cars are a type of electric vehicle (EV). The term electric vehicle refers to any vehicle that uses electric motors for propulsion, while electric car generally refers to highway-capable automobiles.Low-speed electric vehicles, classified as Neighborhood Electric Vehicles (NEVs) in the United States, [15] and as electric motorised quadricycles in Europe, [16] are plug-in electric

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Heated Ski Gloves Powered By 7.4V Lithium Battery

Hydro-Tex Water Resistance YKK Zippers Some ski days are colder than others. Especially when riding the lifts. Our heated gloves give you a boost to make those rides more comfortable. Up to 6+ hours of heat per charge depending on conditions and which

Technologies for an Economic Low

2016/4/13The addition of large quantities of solar or wind to the grid causes electricity price collapse at times of large solar or wind input. For example, wind farms in parts of Iowa have resulted in wholesale electricity prices less than natural gas for over half the year. Electricity price collapse hurts the economics of wind, solar and nuclear and is a major barrier to a low-carbon grid. One

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Electrical Heating — Doing the Same Thing Over and Over

Not discussed are over 200 patents on electrical heating. The major electrical heating processes are resistance heating, using direct current or low frequency alternating current, induction heating, microwave heating, and heating by means of electrical heaters.

What's the difference between an electric boiler and an

Most of them do use a piezo element. This is the exception I've found so far. I think the pressure probably caused the hydrogen and oxygen to recombine, maybe. It's something else to try. The electric heaters are resistance heaters. I've already made one of

Heaters

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Data Analytics for Energy Disaggregation: Methods and

2018/1/1Investigations on device signatures were initiated by General Electric and Oak Ridge laboratories in the late 1980s, in which current was studies as a signature of motor-driven appliances . In the early 1990s, researchers of MIT, EPRI in the United States [18], and Electricite de France (EDF) [22] proposed active and reactive power draw ( P and Q ) as signatures to track electrical equipment.

How do electric kettles work?

Electric water-boiling container having switch-on dry and stream sensitive thermally responsive control units by John C. Taylor. US patent 4,357,520, November 2, 1982. Thermally-sensitive control arrangement for containers provided with electric immersion

IP Rating Chart

Ingress Protection (IP) and what it means The IP Code (or International Protection Rating, sometimes also interpreted as Ingress Protection Rating*) consists of the letters IP followed by two digits and an optional letter.As defined in international standard IEC 60529

Southwire

2021/4/19Southwire Extends COVID-19 Relief Into 2021 by Committing $500,000 Towards Hunger and Education Apr 19, 2021 Last year, Southwire committed $1 million dollars of its charitable funding in response to the pandemic, and now, the company is expanding its COVID-19 giving back efforts into 2021 with an additional $500,000.

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Review of energy efficiency and system performance of

2017/5/15This HPWH used an identical electrical hookup as existing electric resistance water heaters; thus eliminating additional plumbing or condensate drain requirements. It also used a small and inexpensive refrigeration compressor, wrapped-coil condenser, and adopted the conventional water tank without water pumps.

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