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Crack the school power cut.
After such analysis, we can find that this smart meter also has a flaw, although it can distinguish between pure resistive load and nonlinear load, but it does not know whether the energy lost to the nonlinear load is used for computer or heating, so it is helpless against the following two situations:
1. After the modification, it heats up quickly, and the pure resistive load is disguised as a nonlinear load, which deceives the monitoring of the meter.
2. Use heating products with adjustable power with inverter device, such as induction cooker (to be able to adjust the power), small microwave oven (low fire and medium heat).
Induction cooker is a new type of safe product, no open flame, the use of high-frequency electromagnetic waves to make iron items produce eddy current and heat, will not burn the human body, power adjustable, temperature control circuit, can prevent overheating, power saving safety. It can avoid the safety hazards caused by the use of fast heat, and I don't think the school should restrict the use of this kind of appliance.
The above two methods are actually the same, it should be noted that for the first method, please change it by professionals, of course, if you are learning electricity, you can also design and analyze it yourself, but please pay attention to safety, be careful of electric shock, please leave a threshold as much as possible in the selection of components, and please be careful when using. For the second scheme, due to my shyness, I have not taken the induction cooker or microwave oven to do the test, only from the principle analysis is feasible, in the actual use is also related to the specific power value, please start from the minimum power adjustment. In addition, please use famous brand products, please pay attention to the user manuals of induction cookers and microwave ovens, generally require the use of three-hole sockets, good grounding, otherwise it may produce instantaneous ignition, increase the current, and cause danger.
The first option has proven to be feasible, but the selection of component parameters must be reasonable, otherwise a large current will also be generated. The second plan seems to have someone who said that it can, I don't know if it's used in the dormitory, if it's successful, please reply.
The easiest way is to swap the neutral and ground wires, you can try.
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Method 1: If you use no more than 500 watts, I suggest you go to Zhongguancun to buy a stabilized power supply, about 280 yuan, if the power is too large, then you need to buy a high energy storage stabilized power supply.
Method 3: If you use no more than 1,500 watts of electricity, I suggest you go to the staff of the school electrician's room, bribe (200 yuan a cigarette is enough), and ask him to change you to a low-power one.
The above content is for reference only, and is not responsible for any problems, and it is best to be able to implement them in accordance with various management regulations, hehe).
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There are street lights in the corridor of the aisle Be careful, lead a line to come down and free electricity.
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If you want to buy a *** regulator, you can do it. The usage is very easy, without turning on the electrical switch, plug it in, turn the knob to 0, then turn on the switch, slowly turn to the 10 direction, and don't turn it when you turn to the electrical appliance to start working (below 2500w is OK). There is no problem with blowing the fever water, but the kettle will boil a little slower and the hair dryer will be less hot.
But it's definitely enough.
Finally, you must pay attention to safety and do not leave.
Intelligent power rationing system.
The manager sets the total electricity load of each room according to the need, and the setting range is 1 30 A, and the power will be automatically cut off if the setting range is exceeded.
Disable the power of heating appliances can be set arbitrarily: the manager can set the power of heating appliances in each dormitory arbitrarily according to the needs, and the power will be automatically cut off if the setting range is exceeded; Automatic Detection and Recording: The Intelligent Electricity Consumption Manager implements automatic detection and recording of overload electricity consumption and illegal use of heating appliances.
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First, there is nothing wrong with restricting students' electricity use for the sake of students' safety. But in fact, it is even more unsafe to do bad things with good intentions. Why is it more unsafe to limit electricity?
The reason is simple: power rationing is a rigid standard of power or resistivity, and the reasonable demands of students are cut across with unreasonable demands.
When people's reasonable demands are suppressed and obliterated, a kind of ** will inevitably be formed, although this kind of ** means is usually undesirable. But whether psychologically, sociologically, or behaviorally, this kind of ** is inevitable. Can you say that a policy with safety as a slogan makes us more insecure?
Second, the fundamental way to truly solve the safety of electricity is not power rationing. The relationship between the logistics group, the dormitory, and the students is essentially the relationship between the property company, the residential area, and the residents. The vast majority of fires caused by electricity in China occur in residential areas.
But we've never heard of a single property company restricting electricity to residents because of this. Logistics groups should also be aware of their relationship with students and their responsibilities in serving students. Only by paying attention to education, publicity and guidance, strengthening supervision, improving management, and respecting the reasonable demands of students can we truly make the dormitory safer.
Third, restricting students' electricity consumption runs counter to the development trend of diversified functions and humanized logistics service management in university dormitories. The concept of modern education tells us that university education is gradually becoming more diverse, focusing on the all-round development of students.
The dormitory is no longer a simple place to sleep, and its management must also tend to be humane. Today's mandatory power rationing is incompatible with such a concept, and will inevitably be gradually abandoned by the times.
Fourth, power rationing is not simply for the sake of students' safety, but to save a few dollars. The education department at the next higher level should introduce corresponding measures and systems to completely solve the problem of power rationing in university dormitories.
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is 800 watts.
Taking Yangzhou Institute of Science and Technology as an example, the intelligent power control system supports the identification function of illegal electrical appliances, hot fast, electric stove, electric cup, rice cooker, electric wok, electric iron, electric hairpin, electric blanket, electric water heater, electric kettle, electric soldering iron, water dispenser, induction cooker, TV, electric heater, small electric dryer, electric heater, etc. shall not be used in the dormitory, if used in violation of regulations, the system will be forced to cut off the power, after removing the illegal electrical appliances, the system will automatically recover within 10 minutes, after the recovery of the two base skins, The third time the system will stop powering the dormitory.
In order to save electricity, use air conditioning reasonably. In summer, when the temperature exceeds 30, the air conditioning can be turned on, and in winter, the temperature is lower than 5, the air conditioning can be turned on for heating; Students should pay attention to the maintenance of the air conditioner when using the air conditioner, and if there is any abnormal situation, they should quickly report to the duty room for repair, and should not open the case or disassemble the air conditioner parts without permission; In thunderstorms, you should actively turn off the air conditioner and cut off the power supply to avoid lightning strikes. When changing dormitories, students in the dormitory should cooperate with the school to hand over the air conditioner, and if man-made damage is found, they should compensate according to the truth.
1. The actual electricity consumption of the dormitory exceeds the total rated electricity of the dormitory, and the excess part is purchased by the students themselves, and the contribution method is agreed by the students in the dormitory.
2. If the dormitory is cut off due to the use of illegal electrical appliances, the first time it is found that the illegal electrical appliances are confiscated, the education is criticized, and the second time it is found that the illegal electrical appliances are confiscated, and the students will be punished according to the relevant regulations of the school.
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What about the situation you're talking about? Huh· It's really conscious· What about my suggestion? You can find an electrician, and take him in when you are resting, and say that it is a relative, and if anybody is watching, you will break him up
The bell still needs to be tied to the bell. If the electrician does it, he will find an electrician to open it. Hehe· He'll have a way to keep you powered up, or you have a switch here or just never power up, and the general building manager doesn't understand these things
Hope it helps!
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Damn, you can't use a hair dryer, you get a cold after washing your hair in the morning in winter.
You can't use an induction cooker or a rice cooker, and you can only go out to eat if you're hungry.
Think about it, how can there be bedroom buddies around a hot pot together, drink some wine, and have a good atmosphere?
You can't use a desktop yet.,It's too much electricity.,Don't turn off the small electricity bill to catch up with your living expenses.,The notebook is not good.,Desktop games are king.。。
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Legal Analysis: No. Under normal circumstances, the power rationing in the dormitory is to save resources, protect the circuit, and ensure safety, the school has the right to manage the student dormitory, and in order to ensure the normal education and teaching order, the school can formulate its own rules and regulations according to different situations.
Therefore, the school can appropriately manage the student dormitory for the purpose of resting students and ensuring the normal order of education and teaching, but the network is generally normal.
Legal basis: Telecommunications Regulations of the People's Republic of China
Article 2 Those engaged in telecommunications activities or telecommunications-related activities within the territory of the People's Republic of China must comply with these Regulations. "Telecommunications" as used in these Regulations refers to the use of wired or wireless electromagnetic systems or photoelectric systems to transmit, transmit, or receive voice, text, data, images, and any other form of information.
Article 7: The State implements a system of permitting and prudent and auspicious operations in accordance with the classification of telecommunications operations. To operate telecommunications business, it is necessary to obtain a telecommunications business license issued by the competent department of the information industry or the telecommunications administration of a province, autonomous region or municipality directly under the Central Government in accordance with the provisions of these Regulations. Without obtaining a telecommunications business license, no organization or individual may engage in telecommunications business activities.
Article 8 Telecommunications services are divided into basic telecommunications services and value-added telecommunications services. Basic telecommunications services refer to services that provide public network infrastructure, public data transmission, and basic voice communication services. Value-added telecommunication services refer to the services of telecommunications and information services provided by public network infrastructure.
The specific classification of telecommunication services is listed in the "Catalogue of Telecommunication Business Classification" attached to these Regulations. The competent department of the information industry may, on the basis of the actual situation, make partial adjustments to the telecommunications business classification items listed in the catalogue and re-publish them.
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Hello, glad to answer for you!
What is the solution to the power rationing in the dormitory:
1. For the technical link, there is a way, you can charge the battery with a small current, choose the appropriate electrical appliances in combination with the size of the battery, or simply buy 18 or 19 fast electric vehicles with 12V batteries in series to form a 216-228V DC power supply, rice cookers, electric stoves, hot water and other electrical appliances are available.
2. There are several ways to solve the problem: First, increase the capacity, such as increasing the switch capacity, increasing the wire diameter, etc., or because the switch value is small or appropriately adjusted. Second, the power factor of the line is low, and we can find ways to improve it.
For example, capacitance compensation, etc. Third, find ways to reduce the load power, such as reducing the load voltage (loads with resistive power such as voltage regulators or series), or using low-power appliances.
3. I think from practical considerations, if the indoor wire diameter or total switch capacity is limited, then there is no way, buy a battery what I think is theoretically feasible, but it is too unrealistic, buy dry batteries and chargers, it costs a lot of money, and another one, buy so many things in the dormitory is not like it, others see it and think you are doing.
Hope you help!
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Wire from the hallway bulb! Demolished during the day! Stay safe!
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There's no way, try to minimize the power, just endure it and get used to it.
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What can 350w do? But you can move out and rent a house!
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If you say so, there are only two possibilities.
One is that one of the laptops you sleep in is faulty.
The second is that there is a problem with the electrical circuit in your dormitory, and the power limit may be lower than that of other dormitories.
You have to find out what the problem is.
Step 1 My suggestion is that you try it with the notebooks of your other dorm mates.
Find a few of them, turn them on at the same time, if the power is not interrupted, then you have a problem with your computer, and then you sleep on the three and use them one by one, and see which one has a problem (more troublesome, and flashing other people's computers, hehe, it's up to you to deal with the world).
If you've tried all of the above, it's all like that.
The second step is that there is a problem with the circuit in your dormitory, so report it directly to the school.
Oh, the first step is a simple way, and it doesn't hurt the computer, you have to predict the critical value of your bedroom power outage, such as turning on the electric fan + light, then try these appliances in other people's bedrooms, if it continues, that's the problem of the bedroom, the flash computer is provincial, it's distressing.
Hope it helps.
Word by word, oh, hehe, give a hard score.
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What about the upstairs? Their dormitory is not unplugged, but the power is limited!
The white box you said is the current limit.,If the current exceeds the specified current, it will automatically power off.,And then it's generally 20-30 seconds to restore power.,3 notebooks are up to 200 watts.,It's not a lot of power! Alternatively, you can ask the building manager to increase its current limit, which is a legitimate requirement.
Either leave it alone, and when the power goes out, remember to determine the time of the power outage, safety first, just change the line and bypass it. When we were in college, we took off the lampshade from the bathroom, connected the wires and pulled them to the dormitory, hehe.
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Ask an electrician to come, or three people take turns using the computer, it's really not good, call the dormitory manager to call him and scold him What's the matter with her???
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