TH7103B - Refrigeration - Google Patents

Abstract

Two outdoor kits (2A,2B) are connected to the fluid line (5A,5B) respectively. and will be connected to the gas line (6A,6B) respectively Each gas line (6A,6B) branches into a high-pressure passage (65,66) and The low pressure path (67,68), the liquid path (5A,5B), the high pressure path (65,66) and the low pressure path (67,68) are connected to the Liquid main line (4L), high pressure gas main line (4H) and low pressure gas main line (4W) respectively in such a way that the outdoor unit (2A,2B) ) are arranged in parallel with each other, each of three internal mounts (3,3,3) are attached to the main fluid line (4L) at one end of the such a set and will be connected to the high gas main line (4H) and low pressure gas main line (4W) so that it can be switched between the 4H gas main line 4W)

Claims (7)

1. The chiller consists of several sets of heat source side (2A, 2B), each containing a compressor (21), a heat source heat exchanger (24) connected. To the discharge side and the inlet of the compressor (21) on one end of the heat exchanger To enable interchangeability between these two sides of the compressor (21), and at the other end of the heat exchanger, it is connected to each fluid line (5A, 5B) and a mechanism for dampening. Push on the heat source side (25) arranged on each liquid line (5A, 5B) and the base end of the gas line (6A, 6B) are connected to the discharge side. Exit and entrance side of the compressor (21) For interchangeability between these two sides, each gas line (6A, 6B) branches out into a high-pressure pass path (65,66) for the refrigerant to flow in any direction. This allows the refrigerant to flow in the direction of the compressor inlet (21). Main fluid line (4L) ) That are connected to the liquid line (5A, 5B) so that the heat source side units (2A, 2B) are arranged parallel to each other. The high-pressure (4H) gas main line is connected to all high-pressure (65,66) pathways to provide heat source side sets (2A, 2B). In parallel with each other The low-pressure (4W) gas main line is connected to all low-pressure (67,68) pass-through pathways to provide heat source side sets (2A, 2B). In parallel, and multiple sets of user side (3,3 ......), consisting of a user side heat exchanger (32) connected to a fluid line. Primary (4L) at one end of the heat exchanger, a mechanism for reducing the pressure on the user side (33) arranged between the heat exchanger on the user side (32) and the main fluid line. (4L) and the other end of the heat exchanger on the user side (32) are connected to the high pressure gas mainline (4H) and the pressurized gas main line. Low (4W) to allow interchangeability between the two gas lines (4H, 4W). 2. The chiller corresponding to claim 1 also includes The non-flow flaps with (V1, V2) are supplied in a high pressure pass path (65,66) each for allowing the refrigerant to flow from the heat source side (2A. , 2B) to the high-pressure (4H) gas main line, and the non-return valve (V3, V4) to be supplied in the low-pressure pass-through (67,68). Each line allows the refrigerant to flow from the low pressure gas line (4W) to the heat source side (2A, 2B). Article 1 will also contain Switching device (V5-V10) for changing the direction of refrigerant flow by opening and closing the high-pressure main (65,66) and low-pressure pass (67,68) to Let the refrigerant flow through the high-pressure main line (65,66) from the heat source side (2A, 2B) to the high-pressure gas main line. (4H) and can flow through a low-pressure path (67,68) from the low pressure gas main line (4W) to the heat source side (2A, 2B). The cooler corresponding to claim 1 within the fluid line (5A, 5B) is installed in such a way that the fluid passage (53,54) each of the liquid line (5A, 5B). This, respectively, is connected to each outer end of the fluid pipe (51,52) of the fluid line (5A, 5B), extending outward from the heat source (2A, 2B). Gas lines (6A, 6B) are installed in such a way that each gas path (63,64) of the gas line (6A, 6B), respectively, is incorporated into the flow path. The high pressure (65,66) and low pressure pass path (67,68) are connected to each outer end of the gas line (61,62) of the gas line (6A, 6B). Extending outward from the heat source side unit (2A, 2B), the main fluid line (4L) will be installed in such a way that The fluid core pass path (41b) is connected to one end of the fluid main tube (41a) extending to the heat exchanger on the user side (32) at the other end. The high-pressure (4H) gas main line will be assembled in such a way that the high-pressure gas main line (42b) is connected to one end of the main gas line. With high pressure (42b) extending to the heat exchanger on the user side (32) at the other end The low pressure (4W) gas main line will be assembled in such a way that The low pressure main gas path (43b) is connected to one end of the low pressure main gas pipe (43a) extending to the heat exchanger on the user side ( 32) at the other end The fluid passage (53,54), the high-pressure pass (65,66) and the low-pressure pass (67,68) will be connected to the main fluid passage (41b). Of high pressure gas (42b) and main low pressure gas path (43b), respectively, and liquid passage (53,54) gas path (63,64) fluid core (41b) gas core The high-pressure (42b) and the low-pressure gas core (43b) are assembled to form a system of pipes (11). Several sets of heat source side (2A, 2B), each containing compressors (21), heat exchangers on the heat source side (24) connected to the discharge side and the outlet side. Into the compressor (21) at one end of the heat exchanger To enable interchangeability between these two sides of the compressor (21), and at the other end of the heat exchanger, it is connected to each fluid line (5A, 5B) and a mechanism for dampening. Push on the heat source side (25) arranged on each liquid line (5A, 5B) and the base end of the gas line (6A, 6B) are connected to the discharge side. Exit and entrance side of the compressor (21) For interchangeability between these two sides, each gas line (6A, 6B) branches out into a high-pressure pass path (65,66) for the refrigerant to flow in any direction. This allows the refrigerant to flow in the direction of the compressor inlet (21). Main fluid line (4L) ) That are connected to the liquid line (5A, 5B) so that the heat source side units (2A, 2B) are arranged parallel to each other. A high-pressure (4H) gas main line that is connected to a high-pressure pass path. (65,66) All So that the heat source side sets (2A, 2B) are arranged parallel to each other. The low-pressure (4W) gas main line is connected to all low-pressure (67,68) pass-through pathways to provide heat source side sets (2A, 2B). In parallel with each other Multiple user-side (3,3 ......) units consisting of a user side heat exchanger (32) that are connected to the main fluid line (4L) at the flange. One of the heat exchanger, the pressure relief mechanism on the user side (33), is organized between the heat exchanger on the user side (32) and the main fluid line (4L) and the other end. One of the heat exchanger on the user side (32) is connected to the high pressure (4H) gas mainline and the low pressure (4W) gas main line to enable Interchangeable between the two gas lines (4H, 4W) and the auxiliary gas line (8A) incorporating a high pressure auxiliary pass path (83) for allowing refrigerant to flow from the source side unit. Heat (2A) to high pressure gas baseline (4H) and low pressure auxiliary pass path (84) for allowing refrigerant to flow from the low pressure gas baseline. (4W) to the heat source unit (2A) is achieved. A high-pressure auxiliary path (83) is then connected to the gas refrigerant pipe (26), where the refrigerant The cooling in gas condition flows to and from the heat exchanger on the heat source side (24) of the heat source unit (2A) at one end of the pass path. It is then connected to the high pressure (4H) gas main line at the other end of the pass. The low-pressure auxiliary pass path (84) is connected to the gas-condition refrigerant pipe (26) of the heat exchanger on the source side (24) of the heat source unit. (2A) at one end of the pass And will be connected to the low pressure (4W) gas main line at the other end of the pass path 6.The cooler corresponding to claim 5 within the liquid line (5A, 5B) will be installed so that each fluid passage (53,54) of this fluid line, respectively, is connected to the outer end of the fluid pipe (51,52). Each pipe of the fluid line Which extends to the side from the set on the heat source side (2A, 2B), the gas line (6A, 6B) is installed so that the gas path (63,64) of each line Gas line, respectively It is comprised of a high-pressure path (65,66). Each low-pressure path (67,68) is connected to the outer end of the gas pipe (61,62). The respective gas line extending outward from the heat source side unit (2A, 2B), the main fluid line (4L) is installed in such a way that The fluid main path (41b) is connected to one end of the fluid main tube (41a) extending to the heat exchanger on the user side (32) at the other end of the main line. Of high-pressure (4H) gas and is installed in such a way that The high-pressure main gas path (42b) is connected to one end of the high-pressure main gas pipe (42a) extending to the heat exchanger on the user side (32 ) At the other end The low pressure (4W) gas main line will be assembled in such a way that The low pressure main gas path (43b) is connected to one end of the low pressure main gas pipe (43a) extending to the heat exchanger on the user side ( 32) at the other end The auxiliary gas line (8a) is installed so that the auxiliary gas line (81) extending to the outside of the heat source side (2A) is connected to the pass path. Supplementary gas (82), which is included High-pressure auxiliary pass (83) and low-pressure auxiliary pass (84) at the outer end of this gas pipe The fluid passage (53,54) will be connected to the main fluid passage (41b), the high pressure pass (65,66) and the high pressure auxiliary pass (83). It is connected to the high-pressure gas core (42b), the low-pressure pass path (67,68), and the low pressure auxiliary pass (84) is connected to the main gas path. With low pressure (43b) and fluid passage (53,54), gas passage (63,64) fluid core (41b) gas core At high pressure (42b), the low-pressure gas core (43b) and the auxiliary gas path (82) are assembled to form a system of pipes (11 ) 7. The chiller corresponding to claim 5 also includes The equalization path (8c) is directed between the high pressure (4H) gas main line and the low pressure (4W) gas main line, and which has a mechanism to Close and equalize (V17) for allowing and preventing refrigerant from flowing from the high pressure (4H) gas mainline to the low pressure (4W) gas baseline. And an auxiliary shutdown mechanism (V18) arranged on the auxiliary gas line (8a) for allowing and preventing the flow of refrigerant. 8. The refrigeration unit consists of a heat source side unit. (2A, 2B) a number of units, each containing a compressor (21), heat exchanger on the heat source side (24) connected to the discharge side and the inlet of the compressor (21). ) At one end of the heat exchanger To enable interchangeability between these two sides of the compressor (21), and at the other end of the heat exchanger, it is connected to each fluid line (5A, 5B). And a mechanism for reducing the pressure on the heat source (25) obtained Been arranged on a fluid line (5A, 5B) each And the base end of each gas line (6A, 6B) is connected to the discharge side and the inlet of the compressor. (21) To enable interchange between these two sides, each gas line (6A, 6B) branched out into a high-pressure pathway. (65,66) for the refrigerant to flow in the direction of the emission of the compressor (21) and a low pressure pass (67,68) for the refrigerant to flow in the direction of the compressor discharge direction (21). The inlet of the compressor (21) is obtained with the main fluid line (4L) that is connected to the fluid line (5A, 5B) so that the heat source side unit (2A, 2B) is rated in Parallel to each other The high-pressure (4H) gas main line is connected to all high-pressure (65,66) pathways to provide heat source side sets (2A, 2B). In parallel with each other The low-pressure (4W) gas main line is connected to all low-pressure (67,68) pass-through pathways to provide heat source side sets (2A, 2B). In parallel with each other Multiple user-side (3,3 ......) units consisting of a user side heat exchanger (32) that are connected to the main fluid line (4L) at the flange. One of the heat exchanger, the pressure relief mechanism on the user side (33), is organized between the heat exchanger on the user side (32) and the main fluid line (4L) and the other end. One of the heat exchanger on the user side (32) is connected to the high pressure (4H) gas mainline and the low pressure (4W) gas main line to enable Interchangeable between the two gas lines (4H, 4W) and the accompanying auxiliary gas line (8a). High-pressure auxiliary pass path (83) for allowing refrigerant to flow in the direction between the heat source side (2A) and the high pressure gas main line (4H) and the auxiliary pass path. Low pressure (84) for allowing refrigerant to flow in both directions between the low pressure gas main line (4W) and the heat source side unit (2A) through the high-pressure auxiliary path. (83) will be connected to the refrigerant pipe in gas condition (26) where the refrigerant in gas condition will flow in and out. From the heat exchanger on the heat source side (24) of a set of heat source side (2A) at one end of the pass And it will be connected to the main line of high pressure (4H) gas at the other end of the pass. Low-pressure auxiliary pass path (84) will be connected to the gas-condition refrigerant tube (26) of the heat exchanger on the source side (24) of one heat source side (2A) at one end of the Path through And it will be connected to the low pressure (4W) gas main line at the other end of the pass path. 9. Refrigeration corresponding to claim 8 within the liquid line (5A, 5B. ) Are installed so that each fluid passage (53,54) of this fluid line, respectively, is connected to the outer end of the fluid pipe (51,52) each. Pipe of fluid line Which extends outward from the heat source side unit (2A, 2B), the gas line (6A, 6B) is installed so that the gas path (63,64) of each line Gas line, respectively It consists of a high-pressure pass (65,66) and a low-pressure pass (67,68) to be connected to the outer end of the gas pipe (61,62). The respective gas line extending outward from the heat source side unit (2A, 2B), the main fluid line (4L) is installed in such a way that The fluid core pass path (41b) is connected to one end of the fluid main tube (41a) extending to the heat exchanger on the user side (32) at the other end. The high pressure (4H) gas main line will be assembled in such a way that The high-pressure main gas path (42b) is connected to one end of the high-pressure main gas pipe (42a) extending to the heat exchanger on the user side (32 ) At the other end The low pressure (4W) gas main line will be assembled in such a way that The low pressure main gas path (43b) is connected to one end of the low pressure main gas pipe (43a) extending to the heat exchanger on the user side ( 32) at the other end The auxiliary gas line (8a) is installed so that the auxiliary gas line (81) extending to the outside of the heat source side (2A) is connected to the pass path. Supplementary gas (82), which is included High-pressure auxiliary pass (83) and low-pressure auxiliary pass (84) at the outer end of this gas pipe The fluid passage (53,54) will be connected to the main fluid passage (41b), the high pressure pass (65,66) and the high pressure auxiliary pass (83). It is connected to the high-pressure gas core (42b), the low-pressure pass path (67,68), and the low pressure auxiliary pass (84) is connected to the main gas path. With low pressure (43b) and fluid passage (53,54), gas passage (63,64) fluid core (41b) gas core At high pressure (42b), the low-pressure gas core (43b) and the auxiliary gas path (82) are assembled to form a system of pipes (11 ) 1 0. The chiller, consistent with claim 8, also includes The equalization pass (8c) is directed between the high pressure (4H) gas main line and the low pressure (4W) gas main line, and which has a mechanism to Closing and equalization (V17) for allowing and preventing refrigerant from flowing from the high pressure (4H) gas baseline to the low pressure (4W) gas baseline. Get 1 1. The chiller consists of several (2A, 2B) side heat sources (2A, 2B) units, each containing a compressor (21), heat exchanger on the heat source side. (24) that is connected to the discharge side and the inlet of the compressor (21) at one end of the heat exchanger. To enable interchangeability between these two sides of the compressor (21), and at the other end of the heat exchanger, it is connected to each fluid line (5A, 5B) and a mechanism for dampening. Push on the heat source side (25) rated on each (5A, 5B) liquid line. And the base end of the gas line (6A, 6B) Each line is connected to the ejection side and the inlet of the press. (21) For interchangeability between these two sides, each gas line (6A, 6B) branches out into a high-pressure pass path (65,66) for the refrigerant to flow in any direction. This allows the refrigerant to flow in the direction of the compressor inlet (21). Main fluid line (4L) ) That has been connected to the line of the liquid (5A, 5B) to provide the heat source side unit. (2A, 2B) are arranged in parallel with each other. The high-pressure (4H) gas main line is connected to all high-pressure (65,66) pathways to provide heat source side sets (2A, 2B). In parallel with each other The low-pressure (4W) gas main line is connected to all low-pressure (67,68) pass-through pathways to provide heat source side sets (2A, 2B). In parallel with each other Multiple user-side (3,3 ......) units consisting of a user side heat exchanger (32) that are connected to the main fluid line (4L) at the flange. One of the heat exchanger, the pressure relief mechanism on the user side (33), is organized between the heat exchanger on the user side (32) and the main fluid line (4L) and the other end. One of the heat exchanger on the user side (32) is connected to the high pressure (4H) gas mainline and the low pressure (4W) gas main line to enable Interchangeable between the two gas lines (4H, 4W) and the equalization path (8c), which is directed between the high pressure (4H) gas main line and the main line. Of low-pressure (4W) gas and which has a shut-off and equalization mechanism (V17) for allowing and preventing refrigerant from flowing from the high-pressure (4H) gas baseline. To main line of low pressure gas (4W) get 1 2. The chiller corresponding to claim 11 within the fluid line (5A, 5B) is installed in such a way that each fluid passage (53,54) of this fluid line. They are respectively connected to the outer end of the fluid pipe (51,52). Which extends outward from the heat source side unit (2A, 2B), the gas line (6A, 6B) is installed in such a way that the gas path (63,64) of each The respective gas line, which consists of a high-pressure pass (65,66) and a low-pressure pass (67,68), is connected to the outer end of the gas pipe (61,62). ) Each pipe of the respective gas line extends outward from the heat source side unit (2A, 2B), the main fluid line (4L), is assembled in such a way that The fluid main passage (41b) is connected to one end of the fluid main tube (41a) extending to the heat exchanger on the user side (82) at the other end. The high pressure (4H) gas main line will be assembled in such a way that The high-pressure main gas path (42b) is connected to one end of the high-pressure main gas pipe (42a) extending to the heat exchanger on the user side (32 ) At the other end The low pressure (4W) gas main line will be assembled in such a way that The low pressure main gas path (43b) is connected to one end of the low pressure main gas pipe (43a) extending to the heat exchanger on the user side ( 32) at the other end The auxiliary gas line (8a) is installed so that the auxiliary gas line (81) extending to the outside of the heat source side (2A) is connected to the pass path. Supplementary gas (82), which is included High-pressure auxiliary pass (83) and low-pressure auxiliary pass (84) at the outer end of this gas pipe The fluid passage (53,54) is connected to the main fluid passage (41b), the high pressure pass path (65,66) and the high pressure auxiliary pass (83) is connected. Into the high-pressure gas core (42b), the low-pressure main pass (67,68), and the low-pressure auxiliary pass (84) to the Low-pressure (43b), equalization path (8c), is connected to the high-pressure gas core (42b) and low-pressure main-gas path (43b). ) And the passage of the liquid (53,54), the passage of the gas (63,64) fluid core (41b) gas core At high pressure (42b), the low pressure gas core (43b) and the equalization passage (8c) are assembled to form a systematic set of pipes. (11) 1 3.The chiller corresponding to one of Clause 1 to 12. Also will contain Gas alignment (8d), which is in contact with the refrigerant pipe in the gas state (26) of the heat exchanger on the source side (2A) of all heat source units (2A, 2B), and which There is a shutdown mechanism (V19) for allowing refrigerant to flow when all heat source units (2A, 2B) are in the same cooling cycle 1. 4. The chiller corresponding to one of Clause 1 to 12. Also will contain Gas alignment (8d), which creates a contact between the refrigerant tubes in the gas state (26) of the heat exchanger on the source side (24) of the heat source unit (2A). And refrigerant pipes in the gas condition (26) of the heat exchanger on the heat source side (24) of the other heat source side unit (2B) and there is a shutdown mechanism (V19) for tolerance. This allows the refrigerant to flow in both directions between the gas refrigerant line (26) and the branch joint path (8c) mounted to the gas line (6A) of the heat source unit. First (2A) at one end And is in contact with the gas alignment line (8d) at the other end. In order to be connected between the rear heat source side unit (2B) and the first closing mechanism (V19), and to be equipped with a second closing mechanism (V20). ) For allowing the refrigerant to flow in the direction between the gas line (6A) and the gas alignment (8d) 1. 5.The chiller corresponding to one of Clause 1 to 12. It will also consist of a receiver (12) arranged in a section for connection between the main fluid line (4L) and the fluid line (5A, 5B) extending from the unit on the heat source side. (2A, 2B) and will connect the line from the liquid (5A, 5B) to the main liquid line (4L) 1. 6.The chiller corresponding to one of Clause 1 to 12. Also will contain Mechanism for liquid line closure (V13) arranged on the liquid line (5B) of a set of heat source side (2B) in close proximity to the section for the interconnection of the line (5B). ) And main fluid line (4L) and will turn off completely when the heat source side (2B) is deactivated during cooling run 1. 7. A refrigeration unit, corresponding to one of Claims 1 to 12 within the Cooling Recovery Passage (6b), has a shutdown mechanism for the recovery (V14) that opens. When one of the heat source side (2B) is deactivated during cooling operation. Will be connected between the main low pressure gas lines (4W) and gas line segment (6B) located on the heat source side (2B) of the high pressure pass path (66) and the low pressure pass path (68).