45results about How to "Curb energy consumption" patented technology

An image forming apparatus includes a first fixing device that applies heat to a non fixed toner image and a second fixing device arranged downstream of the first fixing device, which applies pressure and fixes the non-fixed toner image onto a recording member.

An ozone generating apparatus is provided which includes a pair of electrodes for producing a discharge by the application of an ac voltage therebetween, and at least one dielectric provided between the pair of electrodes. A source gas containing oxygen is provided into a discharge space in which the discharge is produced to generate ozone by the action of the discharge. A surface lying between at least one of the pair of electrodes and the discharge space and in contact with the discharge has a surface resistivity of 10⁴ Ω to 10¹¹ Ω. The source gas provided into the discharge space includes ultrapure oxygen having a purity of not less than 99.9%.

An air conditioner (10) composed of a refrigerating apparatus includes a controller (90). A heating control section (91) of the controller (90) feeds electric current in an open phase state to an electric motor (62) of a compressor (30) to heat the compressor (30) in operation stop of the air conditioner (10). The heating control section (91) monitors the detection value of an outdoor air temperature sensor (72) during the operation stop of the air conditioner (10) and keeps on stopping feeding the electric current to the electric motor (62) during the time when the detection value decreases.

A motion assisting device comprises a first index value measuring means 65 which measures a first index value indicating a remaining energy amount of an electrical storage device 19 and power regulation means 63 and 64 each of which regulates the motive power of an electric actuator 9 after the time point of measuring the first index value at least according to the first index value measured by the first index value measuring means 65. The power regulation means 63 and 64 regulate the motive power of the electric actuator 9 so that the remaining energy amount of the electrical storage device 19 is maintained at a predetermined lower limit or greater until the end time point of a desired operating time of the motion assisting device A.

The invention provides an air-conditioning control system for inhibiting energy consumption increment, which comprises pumps (9-1, 9-2) conveying cold water and hot water, air conditioners (5-1 to 5-3) receiving the supplied cold water and hot water, valves (6-1 to 6-3) controlling the flow of the cold water and hot water, a flow measuring mechanism arranged inside the valves (6-1 to 6-3), an air-conditioning control device (14) controlling the opening of the valves according to the partial difference of the air supply temperature sent from the air conditioners (5-1 to 5-3) and a set temperature and limiting the opening of the valves when the flow passing through the valves is over the maximum set flow to cause the flow passing through the valves to be maintained below the maximum set flow, and a control device (15) controlling water supply pressure according to the control state of the air conditioners (5-1 to 5-3) determined by the opening of the valves and the flow passing through the valves.

An ECU executes a program including a step of detecting a running speed of a vehicle and a current gear stage of the vehicle, a step of determining whether or not shifting is required, a step of calculating a required period T(D) for performing double clutch control if shifting is required, a step of calculating a required period T(S) for synchro-rotational synchronization, a step of determining whether or not the required period T(D) for double clutch control is equal to or shorter than the required period T(S) for synchro-rotational synchronization, and a step of carrying out shifting by performing double clutch control if the required period T(D) for double clutch control is equal to or shorter than the required period T(S) for synchro-rotational synchronization. A sense of incongruity felt by a driver during shifting is thereby suppressed.

A rolling line material prediction and material control apparatus for controlling the material with high accuracy by having a function of simulating the variation course of a process and complementing information to improve the prediction accuracy of a material model. The apparatus has a rolling record information collecting function of collecting rolling record information obtained from a sensor for measuring the state of a hot rolling line and the state of a rolled steel sheet and from the controller for controlling the hot rolling line, process information supplement function for predicting process intermediate information representing the intermediate state of the rolling line not collectable as rolling record information on the basis of the rolling record information, fixed information such as the machine dimensions,; and target information such as on the thickness and width of the rolled steel sheet, material prediction function for predicting the material of the rolled steel sheet in synchronism with the progress of the rolling record information and the process intermediate information on the basis of the rolling record information and the process intermediate information, and material control function of making a control so that the predicted material agrees with the target one.

The invention relates to an isopropanolamine production method and mainly solves problems of high device investment, large floor space, high dewatering energy consumption, large quantity of byproductsand the like in use of a long tube reactor with water serving as a catalyst in the prior art. The isopropanolamine production method is characterized in that a tubular fixed-bed reactor and a heat insulating tube reactor are adopted to guarantee complete conversion of epoxypropane; anhydrous liquid ammonia and epoxypropane are used as reaction raw materials in the tubular fixed-bed reactor, and high-concentration ammonium hydroxide and epoxypropane are used as raw materials in the heat insulating tube reactor; in the tubular fixed-bed reactor, by circulating hot water heat removal, heat removal hot water is used for preheating raw materials and pressure-reduced reaction products to realize reaction heat recovery, the reaction products sequentially passes through an ammonia recovery towerand a dewatering tower to recover ammonia and water, and overhead gas of the dewatering tower is used for preheating pressure-reduced reaction raw materials to reduce energy consumption. The method islow in byproduct quantity, equipment investment and device energy consumption can be reduced, and the method can be applied to industrial production of isopropanolamine.

Provided is a machine body capable of preventing thermal decomposition of a liquid reducing agent in a reducing agent injector. The machine body includes an exhaust gas treatment device that reduces nitrogen oxides in exhaust gas of an engine provided within a machine room, and a reducing agent supplier that supplies the liquid reducing agent to the exhaust gas treatment device. The exhaust gas treatment device includes a reducing agent injector that injects the liquid reducing agent supplied from the reducing agent supplier, and a cooling fan that is installed in the vicinity of the reducing agent injector so as to face the reducing agent injector. The cooling fan performs cooling by blowing cooling wind of external air, which is taken in from the outside of the engine room, against the reducing agent injector and its upstream side.

An apparatus for controlling an internal combustion engine is provided. An engine includes a compression release mechanism and a fuel injection valve. The compression release mechanism variably controls the opening degree of a valve member, and thereby connects the combustion chamber of the engine with at least one of the intake passage and the exhaust passage in order to release in-cylinder pressure during at least the compression stroke. A controller controls the fuel injection valve to execute coasting with the fuel cut off in which the fuel is cut off under a predetermined condition, and while executing coasting with the fuel cut off, controls the compression release mechanism to increase the opening degree of the valve member of the compression release mechanism as the speed of the engine is higher.

A hydraulic actuator provided with a hydraulic pump and a hydraulic cylinder unit. The hydraulic pump has a first suction and discharge opening and a second suction and discharge opening and can be reversely operated. The hydraulic cylinder unit is provided with a piston, a sleeve having an inner space partitioned by the piston into a first pressure chamber and a second pressure chamber, and a piston rod connected to the piston and having a front end projecting to the outside of the sleeve. The hydraulic actuator is provided with first piping for interconnecting the first pressure chamber and the first suction and discharge opening, and also with second piping for interconnecting the second pressure chamber and the second suction and discharge opening. When the hydraulic piston is reversely operated, hydraulic pressure is alternately applied to the first and second pressure chambers to vertically move the piston. The hydraulic actuator is further provided with a bypass pipe for interconnecting the first and second piping and also with an accumulator provided in the middle of the bypass pipe and applying back pressure to the first and second pressure chambers. A vibration test device equipped with the hydraulic actuator is also provided.

An image forming apparatus includes: a recording material accommodating portion configured to accommodate a recording material; an image forming portion configured to form a toner image on the recording material fed from the recording material accommodating portion; a fixing portion configured to heat-fix the toner image formed on the recording material by the image forming portion; a storing portion configured to store information corresponding to a type of the recording material accommodated in the recording material accommodating portion; a detecting portion configured to detect that a predetermined operation is performed by an operator before the image forming apparatus receives an image formation instruction; and an executing portion configured to execute a start-up process, when the detecting portion detects the predetermined operation performed by the operator, over a time depending on the information stored in the storing portion.

Provided is an ammonia purification system which can prevent large variations in purity of the final refined ammonia. In this ammonia purification system (100), a control unit (2) controls a raw material storage tank (1) such that if, in the raw material storage tank (1), the volume ratio of the liquid phase to the total volume of the internal space is greater than or equal to a preset threshold value, then crude ammonia is delivered from the liquid phase, and if said volume ratio is less than said threshold value, then the crude ammonia is delivered from the gas phase. Further, an adsorption unit (4) delivers either the gaseous crude ammonia taken from the gas phase of the raw material storage tank (1), or the gaseous ammonia obtained by adsorbing with an adsorbent and removing impurities contained in the gaseous ammonia delivered from a vaporizer (3).

A control unit is provided which drives a stepping motor in a first mode in which a driving pulse is selected between one kind of main driving pulse and a correction driving pulse with energy greater than the one kind of main driving pulse in accordance with a rotation state of the stepping motor and the stepping motor is driven or a second mode in which the driving pulse is selected among plural kinds of main driving pulses and a correction driving pulse with energy greater than the plural kinds of main driving pulses in accordance with the rotation state of the stepping motor and the stepping motor is driven. The control unit switches a mode between the first and second modes depending on whether the voltage of a secondary cell serving as a power supply exceeds a switch voltage and drives the stepping motor.

An apparatus for heat-treating a toner includes a raw-material supply unit configured to supply a toner treatment space with a raw-material toner, a hot-air supply unit configured to heat-treat the raw-material toner in the toner treatment space, a suction and ejection unit configured to eject hot air used for the heat treatment of the raw-material toner, and a waste-heat recovery and supply unit configured to recover heat from the hot air ejected by the suction and ejection unit and supply the hot-air supply unit with the recovered heat.

Provided are a water treatment method and a water treatment device that can be introduced in a standard tank with an effective water depth of 5 m or less during treatment of water to be treated that contains organic matter and a nitrogen component, and that allow improvement in efficiency of removing nitrogen from the water to be treated and suppressing energy consumption for aeration while maintaining a high MLSS. The water treatment method is for treating water to be treated that contains organic matter and a nitrogen component, and includes, in a biological treatment device (10) comprisingat least an aerobic tank (40): a biological treatment step for biologically treating inflowing water to be treated aerobically by using sludge that contains granules; a solid-liquid separation step for separating the biological treatment solution in the aerobic tank (40) into treated water and concentrated sludge using a solid-liquid separation device (12); and a sludge return step for returning the concentrated sludge obtained in the solid-liquid separation step to a stage before the biological treatment device (10). The concentration of ammonia nitrogen remaining due to the nitrification reaction in the aerobic tank (40) is measured with an ammonia nitrogen concentration measurement device (16), and the amount of gas containing oxygen dispersed to the aerobic tank (40) is controlled witha blower (18) so that the measured ammonia nitrogen concentration is within a prescribed range.