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3results about How to "Protect normal operation" patented technology

Reciprocating compressor softened water station

A water tank is connected with a main water pump and an auxiliary water pump which are connected in parallel, and overflow stop valves are respectively arranged at outlets of the main water pump and the auxiliary water pump; the water pump is divided into two paths, the first path leads to the air cylinder through a first bypass service valve, the second path is connected with a cooling device, the cooling device is composed of two coolers connected in parallel, the cooling device is connected with a filtering device, and an outlet of the filtering device leads to the filler; a mixed flow valve is connected between the rear end of the cooling device and the front end of the first bypass service valve, and an outlet of the mixed flow valve leads to the air cylinder and leads to the filtering device through the second bypass service valve. The mixed flow valve is adopted to adjust the temperature, that is, the temperature is automatically adjusted through the change of the opening degree of the adjusting valve, and the temperature stability during operation of the softened water station is realized. Overflow stop valves are arranged at outlets of the main water pump and the auxiliary water pump respectively, the minimum continuous stable flow of the centrifugal water pump is met by adjusting the stop valves, and the centrifugal water pump can be protected to operate under safe pressure.
Owner:JIANGSU GUIDE LUBRICATING HYDRAULIC TECH CO LTD

A partial overheating positioning method for a converter transformer

The application discloses a partial overheating positioning method for a converter transformer, which comprises the following steps: firstly, temperature monitoring is performed on an oil tank temperature probe, a sleeve temperature probe, an upper clamp temperature probe, a lower clamp temperature probe, a pull plate temperature probe, a core temperature probe and a winding temperature probe, and real-time gas production monitoring is performed on a gas production regularity monitoring device; secondly, whether partial overheating occurs is determined based on a threshold value determined by a BP neural network algorithm; according to the determination result, whether the temperature of a clamp, a pull plate, a core, a winding, an oil tank and a sleeve structure is locally overheated is determined in sequence; finally, a result of a local overheating position is outputted and a prompt is given. The method can display the temperature of each structure in real time and determine whether a local overheating fault occurs. For the problem of local overheating of the converter transformer, a heating point can be quickly found, so that the converter transformer can be protected to operate at a safe working temperature.
Owner:ELECTRIC POWER SCI RES INST OF STATE GRID XINJIANG ELECTRIC POWER CO LTD +1

Chaotic test method and device, electronic equipment and storage medium

ActiveCN115904941BProtect normal operationProtect system operation from being affectedError detection/correctionNode deploymentService resource
The application discloses a kind of chaotic test method, device, electronic equipment and storage medium.The method comprises: in the case where determining that test user passes through test authority authentication, platform service resource is acquired based on the test information of the test user;When detecting the resource state change of the platform service resource, determine chaotic test resource based on the platform service resource;Test case of the cluster service platform is generated based on the chaotic test resource and the test information, and the cluster service platform is tested based on the test case.The technical solution disclosed by the application solves the problem that the fault injection of one project in the test process of the prior art affects other projects deployed on the same node, achieves the purpose of protecting the system from being affected during chaotic testing, and improves the security of system operation.
Owner:AGRICULTURAL BANK OF CHINA