This paper presents three different control concepts for a swash plate compressor using a builtin control valve. The 10pc20 compressor, developed for automotive air conditioners, is the worlds first swash plate type compressor having a continuously variable displacement mechanism. F z is the corresponding force from all pistons acting on the swash plate valve plate, illustrated in. Simulation and performance analysis of control mechanism in. Here, fgas is the force generated by the different. Pdf design methodology and dynamic simulation of fixed. You can connect multiple swash plate blocks to multiple pistons. When the shaft rotates, the swash plate forces a reciprocal.
High performance with excellent durability and reliability. The working principles is similar to crankshaft, scotch yoke, or wobblenutatorzcrank drives, in engine designs. Methods for detection of lubrication failure applied to a. Atc compressor type ha17j denso compressor type 10s17c vehicle manufacturer toyota camry 2. The mechanism of a variable wobble plate compressor the preferred configuration for a piston compressor soon moved to a double acting swash plate design of which the harrison delphi hd6 is typical. Balanced swash plate design offers superior nvh characteristics. Torque on the cylinder block of an axialpiston swashplate. As the shaft rotates, the swash plate that is integrated with the shaft converts this rotational movement into reciprocating movement of the pistons, which draw and compress the refrigerant gas. Run the program and add your pdf files to start compressing.
Swash plate for swash plate compressor and swash plate. The control mechanism is composed of a throttling orifice and a mfcv 2. Loosen lead wire clamp screw until wires can be slipped out from under clamp. The pistons in an opposed axial compressor are connected together by a solid piece that keeps them at a fixed distance from each other. Pdf evaluation of different compressor control concepts for a. The fixed swash plate is held between the opposing ends of the double piston by a pair of shoes and two steel balls. Methods for detection of lubrication failure applied to a swash plate compressor abstract j.
Ball and shoe design provides flexible movement, promoting better lubrication and. Select pdf files from your computer or drag them to the drop area. Newell understanding lubrication failures at the shoeswash plate contact of automotive swash plate compressors. The lowcost and highefficient swash plate compressors are favored by the majority of automotive airconditioning system suppliers, enjoying about 70% market share. Fhr h hlpd th thr ndrtnd th ntr f nt ltn fr nrlzd jnt. The unit and its components are warranted to be free from defects in material and workmanship from date in service according to the terms. China automotive airconditioning compressor market swash.
Swash plate for swash plate compressor and swash plate compressor. There are either 3 pistons with 6 cylinders or 5 pistons with 10 cylinders set with this swash plate. Toyota industries corporation was founded in 1926 by sakichi toyoda to manufacture and sell the automatic looms which he had invented. External controlled variable displacement compressorswash. An axial piston pump is a positive displacement pump that has a number of pistons in a circular array within a cylinder block. A study on the variable displacement mechanism of swash plate type compressor for automotive air conditioning system. Suitable for a wide variety of system applications. Torque on the cylinder block of an axialpiston swashplate type hydrostatic pump noah denver manring iowa state university follow this and additional works at. The 10pc20 is aimed at realizing a large displacement compressor with a continuously variable displacement mechanism, which has not been achieved until today.
Pdf swash plate compressor is widely used in automotive air. It translates linear actuation into rotational motion that, when connected to the valve plate orifice il block, periodically connects the piston with the pump intake and discharge. The swash plate block models a single, pistonactuated swash plate within an axialpiston pump. Reciprocating compressor kg 29 lb swash plate compressor 7. A swashplate also known as slant disk was invented by anthony george maldon michell in 1917. Patent search on cd containing over 50 related patents in high resolution pdf format cd of information on swash platecompressor includes drawings, schematics. A compressor is a mechanical device that increases the pressure of a gas by reducing its volume.
The single swash plate en wobble plate are variable type compressor. A swash plate for a compressor, which includes a piston coupled to the swash plate through a pair of shoes, wherein the swash plate rotates integrally with a drive shaft, and the shoes slide on the piston and the swash plate, wherein the shoes convert the rotation of the swash plate to the reciprocation of the piston, wherein a lubricating coating made of copperbased. Pdf evaluation of different compressor control concepts. Swash plate in a singlepiston, isothermal axial piston. A common example of a swashplate application in a fluid pump is the compressor of a presentday automobile air conditioning system. International compressor engineering conference, purdue, 1215 july 2004. Swash plate type compressor calsonic kansei corporation. Specially, in the variable displacement swash plate type compressor, a stopper.
In a shoe 5 for a swash plate compressor, the conical tapered surface is formed between the spherical surface 10 and the rounded edge 14 to converge toward the spherical surface 10 inside an imaginary spherical surface 15 including the spherical surface 10. A study on the variable displacement mechanism of swash plate. Therefore a model for a onephase r744 expansion valve was developed and adapted. International compressor engineering conference school. The throttling orifice, with the fixed area, is installed between the discharge chamber and swash plate case, so the refrigerant vapor can be introduced from the discharge chamber into the swash plate case through it. Pdf performance analysis on a variable capacity swash.
Nov 15, 2017 in this video we have explained all the components of the pump and how each components contribute to its working, you can see how the flow can be varied using the swash plates and how the pistons. Swash plate piston pump axial flow variable displacement. It was originally invented to replace a crankshaft, and. The reaction force of force f2 is transmitted via the piston to the cylinder block, generating a rotational force which turns the output shaft. Damper clutch decay diode, thermal fuse, speed sensor high efficiency superior durability enhanced nhv performance. Visionaire designs, manufactures and distributes air conditioning, heating and cab pressurization products for work equipment cabs. In their model, the friction force between the main shaft and shaft sleeve was considered as the criterion of changing the swash plate angle and only. A study on the variable displacement mechanism of swash. Analysis of forces in an automobile ecv using in external.
As gases are compressible, the compressor also reduces the volume of a gas. Px compressors are durable at higher speeds, have lower noise vibration harshness nvh, and are variably controlled for maximum environmental benefit. Series are equipped with the qp16 swash plate compressor for ease of installation and drive kit availability. Smooth, dual valve plate compression and discharge. Swash plate for compressor kabushiki kaisha toyota jidoshokki. The compressor under investigation had six cylinders and capacity regulation was made by changing the swash. An air compressor is a specific type of gas compressor. The conical tapered surface forms a relatively large arcuate gap 23 between the hemispherical concavity 7 and the conical tapered. Compressor week continues, swash and wobble plate compressors. A static equilibrium condition for the steadystate. Pdf study on the co 2 electric driven fixed swash plate. In this video we have explained all the components of the pump and how each components contribute to its working, you can see how the flow can be varied using the swash plates and how the pistons. Study on the co 2 electric driven fixed swash plate type compressor for ecofriendly vehicles view the table of contents for this issue, or go to the journal homepage for more 2017 iop conf.
Pdf evaluation of different compressor control concepts for. Fixed swashplate compressor new generation model displacement ccrev length mm diameter mm weight, wclutch kg max speed rpm cooling capacity kw torque n. Patent search on cd containing over 50 related patents in high resolution pdf format cd of information on swash plate compressor includes drawings, schematics, diagrams and other illustrations of patented technology. Swash plate in a singlepiston, isothermal axial piston pump. Opposed axialswash plate compressors figure 1 sanden swash plate compressor these compressors usually contain six or ten pistons. Atc compressor type he17g denso compressor type 7seu17c vehicle manufacturer m. Development of the swash plate type continuously variable displacement compressor 980290 we have developed a new compressor for car air conditioners. It can be used as a standalone pump, a hydraulic motor or an automotive air conditioning compressor. International compressor engineering conference school of. Double acting swash plate ac compressor exposed duration. With this type of compressor, the cylinders and pistons are arranged axially along the drive shaft. Swash plate compressors archives tcci manufacturing. Torque on the cylinder block of an axialpiston swash.
Since then toyota industries has diversified and expanded the scope of its business domains to include textile machinery, automobiles vehicles, engines, car airconditioning compressors, etc. Benz w203w211220215 atc pn compressor 75008 denso pn compressor 4471502730 4471908370. Development of the swash plate type continuously variable. In a swash plate type compressor, provided is an introduction flow passage through which refrigerant is introduced from a suction chamber. The v800 series is the most powerful vehiclepowered range, both in cooling and heating modes, making it more efficient and sustainable. Complete patent searching database and patent data analytics services. Optimization of oil separator for variable swash plate compressor in the vehicle air conditioning system, taejin lee, bongsub lee, and geonho lee. For the steady state mathematical model of variable displacement swash plate compressor, yuan et al. The pulsating forces on the swash plate will also create noise from mechanical vibrations. It is a mechanical engineering device used to translate the motion of a rotating shaft into reciprocating motion, or vice versa.
Swash plate for compressor kabushiki kaisha toyota. Types of compressor and structure oneway swash plate type. A mathematical model of variable displacement swash plate. The required amount of refrigerant gas is sucked in and compressed by changing the pressure balance within the compressor. The wobble plate that drives the pistons with this design is free to tilt so that the piston stroke, and hence displacement can be changed. There are 9 equally spaced pistons in the cylinder block. Since then toyota industries has diversified and expanded the scope of its business. The oil must be free from dust, metal filings, etc. V800 series the v800 series delivers superior capacity, attaining optimal energy efficiency.
Types of compressor and structure swash plate type fixed. Unlike other services this tool doesnt change the dpi, thus keeping your documents printable and zoomable. Download pdf compressor compress pdf and reduce pdf file size. A principle sketch of the rotating group and the swash plate is shown in fig.
This compressor is a swash plate type compressor with onesided compression, having a continuously variable displacement mechanism. A swash plate type compressor composed of a pair of cylinder blocks having pistons and a swash plate mounted therein is assembled in such. Oct 20, 2010 opposed axial swash plate compressors figure 1 sanden swash plate compressor these compressors usually contain six or ten pistons. It controls the compressor displacement by increasing or reducing the swash plate. Windows 10win7win8xpvista or later 3264 bit file size. By varying the angle of the swashplate, the pistons stroke and, therefore, the compressor s cooling capacity can be dynamically adjusted. Application excavator part name swash plate material steel iron model no. Part of theagriculture commons,bioresource and agricultural engineering commons, and the mechanical engineering commons. Tcci manufacturing, a world leader in compressor technology, including reciprocating, swash plate, wobble plate, and variable compressor designs, will display their latest innovative solutions at the 2020 macs training event and trade show, february 1922 in nashville, tennessee. Oil charge guide compressor make model typeoperation oil capacity ester oil pag oil. To meet the demand of improved comfort for passengers, drive ability and standard in fuel economy. A rotating device called the swash plate causes the pistons to move. A swash plate type compressor for compressing a refrigerant of an air conditioning system incorporating therein a rotating swash plate made of an aluminum alloy, one or more compressor pistons reciprocating in a cylinder block for effecting compression of the refrigerant, and an operative engagement means which is between the swash plate and the piston or pistons. Swash plate outlet flow can be varied by changing the shaft drive speed, or by changing the swash plate angle.
Hydraulic pumpmotor division problem 10 gpm load sense pump pressure compensator set at 3000 psi load sense differential set at 200 psi. Torque on the cylinder block of an axialpiston swash plate type hydrostatic pump noah denver manring iowa state university follow this and additional works at. Simulation and performance analysis of control mechanism. Some mathematical models for conventional swashwobble plate compressor have been found in the literature. Section through an early fixed swashplate compressor, the delphi hd6 illustration of scroll compression process the mechanism of a variable wobble plate compressor the preferred configuration for a piston compressor soon moved to a double acting swashplate design of which the harrison delphi hd6 is typical. The pistons operate within the cylinders and are driven by a swash plate to perform suction, compression and discharge. Pdf due to the development of high efficiency r744 air conditioning systems, the main aim of. A numerical study on the performance of a variable capacity swash plate compressor for an automotive airconditioning system was carried out. An air compressor is a specific type of gas compressor compressors are similar to pumps. Hydraulic pumpmotor division hydraulic flow is developed as the pump rotating group is driven by a prime mover hydraulic pump basics fluid is forced out of pump at the pump outlet a partial vacuum is created at the pump inlet and atmospheric pressure forces fluid into pump from the reservoir. Denso 10p15c swash plate 10 cyl 120 5ml ogx001 ogx9801 denso 10p17c swash plate 10 cyl 100 140ml ogx001 ogx9801.
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