30results about How to "Wide range of technical applications" patented technology

The invention discloses a novel variable pressure differential load sensing system of a quantitative pump, comprising a load sensing valve, a safety protection valve, a pressure compensator, a first reversing valve, a differential pressure control valve, a load sensing valve, a safety protection valve and a pressure compensation valve The oil inlet end of the compensator is connected to the oil inlet, the load sensitive valve is respectively connected with the differential pressure control mechanism and the safety protection valve, the pressure compensator is connected with the first reversing valve, and the differential pressure control valve includes a damping hole and a differential pressure control mechanism. and the second reversing valve, the differential pressure control mechanism is connected with the second reversing valve, and a damping hole is arranged between the differential pressure control mechanism and the second reversing valve; The pressure difference of the valve realizes that the flow output is related to the actual demand of the system. Through the variable pressure difference, the overflow loss of the system in the standby state is reduced, thereby improving the energy saving of the system.

The invention discloses an electromotion and generation integrated unit and a pure electric vehicle control system for a vehicle, which belongs to a vehicle control technology. A stator magnet is fixed at the middle part of the inner wall of a motor casing of the electromotion and generation integrated unit, and the rotor armature(s) of a generator and a motor is (are) supported in the central axial line of the stator magnet, wherein the number of the rotor armature(s) is one or two; a controller is respectively connected with the electromotion and generation integrated unit and a driving power source conversion control switch; the output end of the electromotion and generation integrated unit is respectively connected with a 12 V power source charger and a renewable power source, and a battery series / parallel conversion control system is respectively connected with storage battery packs E1 and E2 as well as the driving power source conversion control switch. The alternative charging and the discharging of the storage battery packs E1 and E2 are controlled by the driving power source conversion control switch. Since the charging and the discharging are automatically controlled, therefore, the system, disclosed by the invention, has the effects that the service life of the storage battery packs is not shortened and quick, safe and enough charging is reasonably ensured, and has the advantages of environment protection, energy conservation and wide technology application range.

The invention relates to a device and method for magnetic control of underwater welding, in particular to a device and method for the magnetic control of the wet process underwater welding and is applicable to the technical field of welding. The problem in the existing underwater welding that globular transfer can not be transited to a base material easily is solved. The magnetic control device is formed by an excitation power supply, a magnetic conducting core, an excitation coil, a copper sleeve, an upper end cover and a lower end cover. The magnetic control method includes that 1, the magnetic control device is installed, and the excitation power supply is connected; 2, a welding wire penetrates through a through hole of the magnetic conducting core, protecting gas is exerted, and an electric arc between the welding wire and a welding workpiece is ignited, namely wet process underwater welding is finished. The device and method for the magnetic control of the wet process underwater welding is applied to the technical field of welding.

The invention relates to a synthesis method for dynamic three-dimensional pictures, which has the beneficial effects that the synthesis method is based on the principle of vision persistence, so a user can observe a dynamic effect without wearing glasses, when the displacement between a grating and a picture changes, human eyes can see the originally static picture moving, so that a horizontal-longitudinal-stretching dynamic effect can be achieved, the user can represent the to-be-expressed contents through a dynamic form according to different design concepts to completely catch the eye of an observer, the cost is very low, the technical application range is wide, and the method can be used for advertising, so that the advertisement representing form is more novel and more irresistible, thereby being capable of attracting the attention of customers; and a grating sheet for observing the dynamic effect is designed by picture processing software, the number of grating lines and the proportion of black and white stripes can be set according to the condition of an original manuscript, a platemaking method adopts the traditional film process, the manufacturing process is simple, the cost is very low, and the technology has a very good market prospect, and can create out various novel products according to the innovative thinking of the user, so that the application range is widened, and an enterprise has a promising future.

The invention discloses an electric and generation integrated set, belonging to the motor field. The middle part of the internal wall of a motor casing is fixed with a stator magnet; an armature is supported on the central axis line of the stator magnet by a shaft; the shafts at the two ends of the armature are fixed with a commutator respectively; the external circumference of the commutator is sleeved with an electric brush; the shaft close to the commutator is fixed with a bearing which is fixed at the center of an end cover; the external circumference of the motor is also fixed with a base. The same armature is provided with 16-100 slots; motor wire turns are embedded in the odd-number troughs of the slots; the inserted lines of the motor wire turns are embedded into the even-number troughs of the slots; the motor and the wire turn lead wires of the generator are respectively connected with the commutators at the two ends of the shaft and led out through an electric brush. The invention is an integrated system of electromotion and current generating, namely the invention can generate two functions when in use. The invention is widely applied to electric vehicles, civil industry, communication, spaceflight, military affairs, etc.

The invention relates to a synthesis method for dynamic three-dimensional pictures, which has the beneficial effects that the synthesis method is based on the principle of vision persistence, so a user can observe a dynamic effect without wearing glasses, when the displacement between a grating and a picture changes, human eyes can see the originally static picture moving, so that a horizontal-longitudinal-stretching dynamic effect can be achieved, the user can represent the to-be-expressed contents through a dynamic form according to different design concepts to completely catch the eye of an observer, the cost is very low, the technical application range is wide, and the method can be used for advertising, so that the advertisement representing form is more novel and more irresistible, thereby being capable of attracting the attention of customers; and a grating sheet for observing the dynamic effect is designed by picture processing software, the number of grating lines and the proportion of black and white stripes can be set according to the condition of an original manuscript, a platemaking method adopts the traditional film process, the manufacturing process is simple, the cost is very low, and the technology has a very good market prospect, and can create out various novel products according to the innovative thinking of the user, so that the application range is widened, and an enterprise has a promising future.