42results about How to "Reduce maintenance expenditure" patented technology

The present invention discloses a heat dissipation apparatus that comprises a heat transfer means and an air channel. The heat transfer means is filled with a first fluid, and it has an evaporation portion and a condenser portion where the evaporation portion receives heat from at least one server and the heat is transmitted to the condenser portion through the first fluid. The air channel receives a second fluid to transfer the heat from the condenser portion into a predetermined space. The first fluid is different than the second fluid.

An electric window dimming device for reducing the light transmission of a window for an aircraft. The electric window dimming device comprises a capacitance. The electric window dimming device is adapted for being connected to the capacitance and to a primary energy source that provides energy. If the primary energy source fails, the capacitance supplies energy for electric window dimming device.

A mobile, self-sufficient operating assembly for providing electrical energy which includes two internal-combustion engines (21, 23) as well as two generators (22, 24). The internal-combustion engines (21, 23) and the generators (22, 24) being mutually connected by way of a transmission gearing (20) having several shifting clutches (4, 4′, 5, 5′). Electrical control devices control the shifting clutches (4, 4′, 5, 5′) of the transmission gearing (20) whereby optionally each of the two internal-combustion engines (21, 23) or both internal-combustion engines (21, 23) together can drive each of the two generators (22, 24) or both generators (22, 24) together.

A rain overflow basin for collecting and storing rainwater, mixed water, or wastewater, has an inflow, an outflow, a basin chamber, a basin spillway, which is equipped with a weir threshold and is connected downstream of the basin chamber. A drain discharges the basin spillway, and a purification device purifies water flowing from the basin chamber to the basin spillway. A retention wall between the basin chamber and the basin spillway dams up water accumulating in the basin chamber. Water draining from the basin chamber is dammed up in a storage space is between the retention wall and the weir threshold, to reach the basin spillway via the weir threshold. The retention wall includes a passage opening. A purification device extends into the basin chamber such that water draining from the basin chamber through the passage opening into the storage space flows through the retention element.

An electrical contact coupling for a track-borne vehicle has a coupling housing and a protective flap articulated to the coupling housing. In order to ensure a reliable sealing of the coupling housing in the closed state of the electrical contact coupling, a seal is utilized which exhibits an upper sealing area running parallel to the axis of rotation and a lower sealing area running parallel to the axis of rotation. The upper sealing area associates with a sealing face aligned perpendicular to the housing end face and the lower sealing area associates with a sealing face aligned substantially parallel to the housing end face.

The invention relates to a novel static-ring structure of a mechanical sealing device, which mainly solves the technical problems of improving lubricant conditions of primary and secondary seals and the like. The adopted technical scheme is that upper and lower working surfaces of upper and lower static-ring bodies of a split static-ring comprise upper and lower planes and upper and lower inclined planes; the upper and the lower planes are located at outer edges of the upper and the lower inclined planes; a group of upper and lower U-shaped flumes are arranged at the upper and the lower static-ring bodies along the circumferential direction; and the upper and the lower U-shaped flumes are located on the upper and the lower working surfaces and located at inner sides of the upper and the lower planes. The structure provided by the invention is suitable for the sealing of various marine stern tubes.

The invention discloses a high-efficiency rolling mill oil film bearing oil composition.The composition is prepared from, by weight, 1-85% of API first-type deep refined basic oil, 14.47-92% of API second-type hydrogenation mineral oil, 0.5-3.0% of high-efficiency complexing agent, 0.01-2.0% of anti-wear reagent at extreme pressure, 0.01-1.0% of demulsifier and 0.01-1.0% of pour point depressant.The composition is prepared by using API first-type deep refined basic oil and API second-type hydrogenation mineral oil as the basic oil, selecting import high-efficiency complexing agent, compounding anti-wear reagent at extreme pressure, demulsifier and pour point depressant through scientific matching and optimal designing; the composition has excellent anti-wear performance at extreme pressure and excellent oil-water separation performance, scratching and meshing between toothed surfaces can be effectively reduced, sintering during startup is prevented, the actual service life of an oil product is greatly prolonged, maintenance expenditures are greatly reduced, the service life of a machine is prolonged, and huge resource waste caused by unexpected shutdown is reduced.

The invention discloses a control system for recycling of the braking energy of a drilling machine. The system comprises a monitoring unit a and a monitoring unit b, which are both connected with a common DC bus. The monitoring unit b connected with a brake resistor is connected with a # 1 DC / DC module and a # 2 DC / DC module; the # 1 DC / DC module is also connected with an energy storage element a,the # 2 DC / DC module is also connected with an energy storage element b, and the # 1 DC / DC module and the # 2 DC / DC module are connected with a public direct current bus. The invention further discloses a control method of the control system, and the method comprises the steps: connecting the input device to the monitoring unit; then installing the control system between power generation equipment and load equipment; starting the two pieces of equipment at the same time; and employing a closed-loop control mode to keep the voltage of the common DC bus stable. The control system disclosed by the invention effectively reduces the impact influence on the common DC bus during the operation of the drilling machine, effectively recovers and utilizes redundant energy, and saves the cost.

The invention discloses a reinforcing method for a thin-wall hydraulic structure. The reinforcing method comprises the steps of firstly grinding and cleaning the surface of an aqueduct; drilling the position connectors are inserted and implanting the connectors through an inorganic embedded steel bar glue, wherein the connectors are evenly distributed in the longitudinal direction of an aqueduct body and unevenly arranged in the transverse direction of the aqueduct body in a U-shaped mode; rebinding a steel bar mesh, enabling mesh nodes of the steel bar mesh to adhered tightly and fixedly connected with the connectors; recoating an interface agent, plastering a cement mortar material and finally performing calendaring and moisture-preserving maintenance to finish reinforcement on the thin-wall hydraulic structure. The finally-obtained reinforced structure comprises an aqueduct body primary structure layer and a reinforced structure layer, wherein a steel bar mesh layer is arranged in the reinforced structure layer, and the connectors penetrating the combined face formed by the reinforced structure layer and the aqueduct body primary structure layer is arranged at the position of the combined face. By adopting a reinforcement measure, the aqueduct body primary structure layer and the reinforced structure layer can jointly take participate in stress work, and accordingly the purpose of reinforcing the thin-wall hydraulic structure is achieved.

The invention provides a mobile terminal and relates to the technical field of communication. The mobile terminal comprises a shell and a card tray. An insertion slot for egress and ingress of the card tray is set on the shell. The mobile terminal also comprises a blocking door, a sliding block, a compression spring and a spring stopping block. The blocking door is mounted at the inner side of theshell in an egress and ingress direction of the card tray. The spring stopping block is fixed on the shell and is located at the end of a sliding direction of the sliding block away from a blocking slot. The compression spring is mounted between the sliding block and the spring stopping block. When the card tray is inserted into the insertion slot, the card tray pushes the sliding block to move to a first position away from the insertion slot. When the blocking door withdraws from the blocking slot, the blocking door is opened. When the card tray withdraws from the insertion slot, the compression spring pushes the sliding block to move to a second position close to the insertion slot. When the blocking slot blocks the blocking door, the blocking door is closed. According to the mobile terminal, the blocking door is blocked by the blocking slot on the sliding block and the blocking door is prevented from being opened, so a foreign matter is prevented from entering the terminal, the risk of damaging the terminal is reduced, and the disassemble maintenance cost is reduced.

A trim guard, that surrounds wooden posts sunken into the ground, as well as other embedded structures is disclosed. The trim guard protects the posts or support structures from mechanical abrasion from devices such as rotary weed trimmers.

Storage device with variable storage capacity. The storage device includes an input area, an output area, a continuous conveying element connecting the input area to the output area. The continuous conveying element is guided by guide elements in a looping manner from the input area to the output area, whereby the continuous conveying element defines a multi-layered storage area adapted to store products and a multi-layered return area adapted to be free of products. The multi-layered storage and return areas are arranged side by side and change in length depending on a state of fullness of the storage device while an overall length of the continuous conveying element remains generally constant. At least one storage layer of the multi-layered storage area and at least one storage layer of the multi-layered return area is arranged on a common horizontal plane. This Abstract is not intended to define the invention disclosed in the specification, nor intended to limit the scope of the invention in any way.

A method for configuring at least one OPC UA PubSub subscriber in an in particular industrial network, in which a) a virtual address space is provided for the at least one subscriber on a configuration module that is separate from the at least one subscriber, b) a configuration for the at least one subscriber is performed and / or a configuration already existing for the at least one subscriber is changed in the virtual address space of the at least one subscriber, c) the configuration module converts the configuration and / or configuration change into at least one PubSub message, d) the at least one PubSub message is transmitted to the at least one subscriber, and e) the at least one subscriber is configured according to the at least one PubSub message. In addition, the invention relates to an automation system, a computer program and a computer-readable medium.

A digital inlet valve (DIV) for a gasoline direct injection (GDI) system of a motor vehicle is provided. The DIV includes a valve seat that seals a high pressure gasoline chamber of the GDI system against a low pressure gasoline chamber of the GDI system in a closed configuration of the DIV. A valve piston moves the valve seat between the closed configuration and an open configuration of the DIV, in which the high pressure gasoline chamber is in fluid connection with the low pressure gasoline chamber. A valve actuator actuates movement of the valve piston. The valve seat, the valve piston and the valve actuator are separate components, which are selectively plugged into each other.

The invention relates to a multi-parameter intelligent online monitoring system for a ring main unit, which belongs to the field of ring main unit management and comprises a gas pressure sensor, a voltage and current sensor, an opening and closing sensor, a temperature and humidity sensor, an electric motor, a storage battery, a power supply transformer and an intelligent control unit. The gas pressure sensor is used for detecting the gas pressure in the ring main unit box body; the voltage and current sensor is used for detecting battery voltage and current states of an electric operating mechanism of the ring main unit; the opening and closing sensor is used for detecting the opening and closing state of the ring main unit; the temperature and humidity sensor is used for detecting the temperature and humidity in the ring main unit box body; the intelligent control unit is used for receiving various collected data, analyzing and judging the state of the ring main unit before remote opening or closing operation, and ensuring the safety of the remote opening or closing operation; the storage battery and the power supply transformer provide a power supply for the electric motor, and the electric motor receives an instruction of the intelligent control unit to carry out remote switching-off or switching-on operation.

The invention discloses activated sludge culture control equipment. The equipment comprises a first sewage treatment tank, a second sewage treatment tank, a sludge collection pool, a sludge discharge tank and a sludge discharge device. The sludge outlet tank is arranged above the sludge collecting tank, and the bottom of the sludge outlet tank is communicated with the sludge collecting tank. The first sewage treatment tank and the second sewage treatment tank are both communicated with the sludge collection tank. A bottom precipitation layer, a colloid suspension layer, a mixing layer and a top clarification layer are arranged in the first sewage treatment tank and the second sewage treatment tank from bottom to top. The first sewage treatment tank and the second sewage treatment tank are provided with a sewage inlet pipe at the mixing layer, and are provided with a treated water outlet pipe at the top clarifying layer. And the sludge discharging device comprises a spiral sludge discharging shaft, a sludge discharging pipe and a driving box. The spiral sludge outlet shaft is vertically arranged in the sludge outlet tank and extends into the sludge collecting tank, the driving box is arranged at the top of the sludge outlet tank and used for driving the spiral sludge outlet shaft to rotate, and the sludge outlet pipe is arranged at the upper part of the sludge outlet tank. The equipment has the advantages of high treatment yield and low cost.

The invention discloses an electric power cabinet with a protection mechanism, which comprises an electric power cabinet. The front surface of the electric power cabinet is provided with a door plate, the inner side of the door plate is connected with a first connecting plate, the inner side of the first connecting plate is provided with a second connecting plate, and the outer side of the second connecting plate is connected with a first limiting rod. The end, away from the second connecting plate, of the first limiting rod is arranged in the second open groove, the outer side of the second open groove is formed in the first connecting plate, and a second limiting rod is arranged at the end, away from the first connecting plate, of the second connecting plate. When a door plate is closed, a seventh connecting plate is driven to seal a rotating shaft, the interior of the electric power cabinet is protected, dust and other impurities are prevented from entering the electric power cabinet to damage electrical elements and wires in the electric power cabinet, the service life of the electrical elements and the wires is prolonged, economic benefits are improved, later maintenance expenditure is reduced, the wires are arranged, subsequent detection and maintenance are facilitated, wire arrangement time is reduced, and detection efficiency is improved.

A device and a method are provided for recharging a belt conveyor which is used for transporting a printing medium in the transfer area of an electrophotographic printer or a copying machine. The device includes a blade-like contacting element which is adjacent to the belt conveyor and arranged transversally with respect to the forward motion thereof. The contacting element makes it possible to transfer an electric charge to the belt conveyor and is mounted on a bearing element which can be inserted into a printer or a copying machine and withdrawn therefrom. A method is provided for controlling a printer or copier device by which errors, such as paper jams, can be cleared automatically. A controller commands a module having the error to clear the error automatically. The commands are sent to modules beginning at the output of the printer or copier device and moving in a reverse direction to the paper flow direction of the printer or copier so as to automatically clear errors such as paper jams. Status signals indicating whether the error has successfully been cleared are reported back to the controller. A printer or copier for carrying out the method and a computer program for carrying out the method are also disclosed.