Construction site power utilization period and overload controlling method and power distribution device

A technology for electricity consumption periods and construction sites, applied in circuit devices, electrical components, AC network circuits, etc., can solve problems such as increased management difficulty, electrical fires, electrical safety accidents, etc. Electricity safety issues and the effect of reducing electricity costs

Inactive Publication Date: 2015-06-24
CHINA CONSTR FOURTH ENG DIV INSTALLATION ENG
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  • Summary
  • Abstract
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Problems solved by technology

Workers in some dormitories often forget to turn off the power when they leave the dormitory. In some dormitories, the lights are always on. What is more dangerous is that some people are using electric stoves to boil water or cook. If there is an emergency, they forget to turn off the electric stove, which is likely to cause electrical safety accidents.
Although the construction site also has strict rules and regulations, it is strictly

Method used

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  • Construction site power utilization period and overload controlling method and power distribution device
  • Construction site power utilization period and overload controlling method and power distribution device

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Embodiment

[0022] During the specific implementation, the main power distribution box should be partitioned and planned to output three-way power supply, and one way should use continuous power supply to supply power for construction site lighting and safety alarms. The other two roads use time-segmented power supply to supply electricity for construction and dormitories. After adopting the present invention, the power load of each dormitory on the construction site should be calculated, and a power limit controller is added to the power circuit of the dormitory. When the power consumption of the dormitory is overloaded, the power will be automatically cut off, and the power limit control will be controlled every other time after the power is cut off. The device will automatically restore the power supply. If the high-power electrical equipment in the dormitory, such as the electric furnace, is not disconnected from the power supply after the power supply, the power-limiting controller ...

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Abstract

The invention discloses a construction site power utilization period and overload controlling method and a power distribution device. The method comprises the steps that a general distribution box is arranged at a power source line incoming position and is provided with three output paths, the first path is a dormitory power output path, the second path is a construction power output path, and the third path is a safety power output path, wherein the dormitory power output path and the construction power output path are both provided with a time switch; the power utilization periods of dormitories and construction are controlled respectively through the time switches; in a work period, dormitory power supply is automatically cut off, and power is only supplied to construction; in a non-work period, construction power supply is automatically cut off, and power is only supplied to the dormitories; the normal power supply to construction lighting and a safety alarming system is guaranteed through the safety power output path. According to the construction site power utilization period and overload controlling method and the power distribution device, through the simple improvement on the power distribution device on a construction site, the power utilization safety problem of the construction site is well solved; although the initial investment is slightly larger than that of a traditional power distribution scheme, the power utilization cost can be greatly reduced. Meanwhile, the power utilization normative performance and safety of the construction site are improved.

Description

technical field [0001] The invention relates to a construction site power consumption period and overload control method and a power distribution device, belonging to the technical field of construction site power distribution. Background technique [0002] In building construction, the management of power consumption is not standardized, and the construction power and domestic power consumption in many construction sites are usually not set separately. Workers in some dormitories often forget to turn off the power when they leave the dormitory. In some dormitories, the lights are always on. What is more dangerous is that some people are using electric stoves to boil water or cook. If there is an emergency, they forget to turn off the electric stove, which is likely to cause electrical safety accidents. . Although the construction site also has strict rules and regulations, it is strictly forbidden to connect the power cord without permission in the dormitory of the constru...

Claims

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Application Information

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IPC IPC(8): H02J3/00
CPCH02J3/14H02J2310/14Y02B70/30Y02B70/3225Y04S20/222Y04S20/242
Inventor 吴经贵张志远杨建昌何磊王锋
Owner CHINA CONSTR FOURTH ENG DIV INSTALLATION ENG
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