57results about How to "Improve environmental efficiency" patented technology

The invention relates to a method for treating a titanium-silicon molecular sieve. The method is characterized by modifying the titanium-silicon molecular sieve by a modifying solution in the presence of saturated steam, wherein the modifying solution is obtained by hydrolyzing a silicon source and a titanium source in a base solution. According to the method, mother liquor separation is not required, the filtration and washing procedures are omitted, pollution to environment is reduced greatly, the volume utilization efficiency of a high-pressure device is improved, the preparation cost is lowered, and the environmental protection and economic benefits of synthesis are improved.

An embodiment of the invention discloses an analog video signal output device and an electronic device. The analog video signal output device can comprise a video signal output circuit, a DC blocking circuit, a bias circuit, a detection circuit and a power-supplying switch circuit used for supplying power to the video signal output circuit; the video signal output circuit is used for outputting analog video signals to an analog video signal output port; the detection circuit is used for detecting whether the port voltage value of the analog video signal output port is larger than a preset voltage threshold value, when the port voltage value of the analog video signal output port is detected to be larger than the preset voltage threshold value, the power-supplying switch circuit is controlled to be in a power-supplying shut-down state; when the port voltage value of the analog video signal output port is smaller than a preset voltage threshold value, the power-supplying switch circuit is controlled to be in a power-supplying state. According to the technical scheme, the analog video signal output device and the electronic device are beneficial to reducing non-load power consumption of the analog video signal output port to some extent, and low-carbon environment-protection rate is improved.

The invention belongs to the field of sapphire single crystal grinding, and particularly relates to a full-automatic sapphire grinding machine. The full-automatic sapphire grinding machine comprises a rack, an X-direction beam and a control system, wherein the rack is provided with an operation table, and the X-direction beam is in sliding connection with the rack in the Y direction. The operation table comprises a raw material area, a positioning grinding area, a cleaning area, a waste liquid area, a detection area, a waste area and a finished product area, wherein the waste liquid area is arranged under the positioning grinding area and the cleaning area. The control system is electrically connected to a drive mechanism and a transmission mechanism. To achieve the automatic function, the rack and the X-direction beam are both provided with sliding rails, synchronous belts, drive motors and other devices, the X-direction beam can move front and back on the rack along the Y axis, and a Z-direction liquid filling gun and a Z-direction mechanical arm can move front and back on the X-direction beam along the X axis. Compared with the prior art, grinding, cleaning, detecting and other procedures related to the grinding technology are thoroughly fused, and automatic and continuous production becomes possible through usage of the mechanical arm.

A modification activation process for attapulgite is disclosed. The process includes steps of crushing attapulgite, then adding the crushed attapulgite into water, after the attapulgite is fully stirred and soaked, performing centrifugation treatment, filtration and drying, and keeping the obtained product for later use; adding the obtained product into a phosphoric acid solution, and stirring and heating the mixture; preparing modified attapulgite; heating the modified attapulgite, and allowing vapour to be in contact and reacted with the attapulgite through an inert gas that is nitrogen; and cooling the product after the reaction is finished, stopping feeding of the vapour, taking the attapulgite out after the temperature is lowered to room temperature, washing the attapulgite with water and drying the attapulgite. The high-temperature vapour is adopted to activate the attapulgite in the process. No acid washing waste water is discharged in the treatment process, thus increasing the environment protection efficiency of the production process and reducing the production cost.

The invention discloses a cleaning device for oil smoke purification equipment. The cleaning device comprises a protection rack, a shell, a base, a filtering tank and a cleaning tank, wherein the shell is welded with the top of the base, a partition plate is welded with the shell, a motor is fixedly arranged at one side of the partition plate, the cleaning tank is arranged in the shell, a liquid storage box is connected with one side of the cleaning groove by a pipeline, a fixture is welded with one side of the shell, the filtering tank is welded with the bottom of the base, a water pump is connected with one side of the filtering tank by a hose, and an output end of the water pump is connected with a water spraying rack at an inner wall of the shell by a connection pipe. The filtering tank is arranged, a cleaning liquid can be repeatedly used, the waste of the cleaning liquid is prevented, the cost is reduced, and the environmental-friendly efficiency of the device is improved; and byarranging an ultrasound wave generator, the cleaning efficiency of the device can be improved, a filtering core can be rapidly cleaned, oil dirt in a corner of the filtering core can be cleaned, andthe cleaning effect of the filtering core is ensured.

The invention discloses an improved DEA model-based port efficiency evaluation and pollution emission right distribution determination method. The method comprises the following steps: firstly, collecting element input, expected output and unexpected output of a port, and calculating the port environment efficiency under different conditions of environment control and non-environment control; secondly, taking different change proportions for the input, the expected output and the unexpected output, and calculating the expected output and the output loss which are possibly increased to the maximum extent by utilizing comprehensive production models with different preferences under environmental control and non-environmental control; then, in combination with the pollutant emission coefficient and the preference coefficient, applying the change of different proportions of input and output to the comprehensive emission model, and evaluating the pollutant emission level when the input and output are changed in different proportions; and finally, re-evaluating the efficiency of different pollution control targets by using the comprehensive distribution model, and comparing the output loss between pollutant redistribution and non-redistribution. According to the method, the port efficiency and the pollutant discharge right distribution can be accurately and effectively evaluated.

The invention discloses a metal-containing garbage screening device, and relates to the technical field of machinery. The device comprises a conveying belt, the conveying belt is installed on a magnet block in a transmission mode, a sorting shell is arranged below the conveying belt, a slow falling block is fixedly embedded in the inner wall of the sorting shell, a splash-proof baffle is fixedly embedded in the outer wall of the bottom of the slow falling block, and a wave buffering plate is fixedly embedded in the inner wall of the sorting shell; the bottom of the wave buffering plate is fixedly embedded in the outer wall of the top of the device shell, and the top of the device shell is slidably installed on a blocking plate. According to the metal-containing garbage screening device, a first magnetic plate, a second magnetic plate and a third magnetic plate are arranged, the first magnetic plate can effectively slow down the falling speed of iron products so that the iron products can be separated from waste residues and garbage, and meanwhile deodorization treatment can be effectively conducted through gas exchange generated by movement of the second magnetic plate and the third magnetic plate; and in addition, the gas flows through the arc-shaped sheet tubes, the effect of accelerating falling of waste residues and garbage can be achieved, and the separation efficiency of iron products and garbage is improved.

The invention discloses a riverway decontamination device, comprising a decontamination main body; the left side of the decontamination main body is connected with an entrance of a water channel, anda filter screen is installed under the right side of the entrance of the water channel; the right side of the filter screen is connected with a decontamination device body; the right side of the decontamination device body is connected with a filter purification layer, and a filter material is arranged under the filter purification layer; one side of the top of the filter purification layer is fixedly connected with a water pipe; a water suction pump is installed at the right side of the water pipe, and the lower part of the water suction pump is connected with a disinfecting tank by means ofa water pipe; an air blower is arranged at the bottom of the disinfecting tank; the decontamination device body comprises a seal cover, a first layer purifier, a second layer filter screen, a filtering pipe and a gravel filtering layer. The riverway decontamination device is provided with the filter screens, the disinfecting tank and the decontamination device body, thus being beneficial to betterimplement of sewage treatment; the riverway decontamination device is energy-saving, environmentally-friendly and free from pollution, increases the environmental protection efficiency, achieves a best treatment effect, and further perfects the functional diversity.

The invention discloses a dust collection processing device used in the stone crushing process. The device comprises a base and a draught fan, universal wheels are arranged on the lower portion of thebase, a main body shell is arranged above the base, and an air suction pipe is connected to the left side of the draught fan. The left end of the air suction pipe is connected with an air inlet, a connecting through hole is formed in the air inlet, a sealing joint is arranged above the draught fan, and a guide pipe is connected with the upper portion of the sealing joint. A one-way air valve is arranged on the upper portion of the guide pipe, a water circulating device is arranged on the right side of the interior of the main body shell, and a hoop is fixed in the middle of a flow guide pipe.Compared with a common dust collection device, the utilization performance of the whole dust collection processing device used in the stone crushing process is greatly improved while the structure isadded, the dust treatment operation of the device is more comprehensive and more specific in the use process, dust is treated in a circulating water spraying mode, and use requirements of people areeffectively met.