Heat recovery air handling list

Abstract

A heat recovery air handling unit 1 comprises an inner module 2, an outer module 4, and a central module 3 with a crossflow plate heat exchanger 5. An intake duct has an inlet chamber 8 and an outlet

Claims

1. A Heat Recovery Air Handling Unit (1) comprising: an inner module (2); an outer module (4); and a central module (3) comprising: a plate recuperator (5); an intake fan (11); an exhaust fan (26); an exhaust duct with an inlet chamber (6) and an outlet chamber (7); an intake duct with an inlet chamber (8) and an outlet chamber (9); and a partition (10) between the inlet and outlet chambers of the exhaust and intake ducts, respectively, characterised in that the plate recuperator (5) is a counterflow or crossflow type recuperator, and the intake and exhaust fans (11) (26) form opposing airflows, wherein the intake fan (11) is located in the intake duct and the exhaust fan (26) is located in the exhaust duct, the inlet chamber of the intake duct (8) contains a first heater (14) for pre-heating the air, the outlet chamber of the intake duct (9) contains a second heater (15) for post-heating the air, and the unit further comprises a condensate removal system.

2. The Heat Recovery Air Handling Unit according to Claim 1, characterised in that the intake fan (11) and the exhaust fan (26) are combined into a fan module (20).

3. The Heat Recovery Air Handling Unit according to Claim 1, characterised in that the intake and exhaust fans (11) (26) are equipped with a mechanical damper (12) and / or a gravity valve (13).

4. The Heat Recovery Air Handling Unit according to Claim 1, characterised in that the housing of the central module (3) has an external thermal insulation shell (17).

5. The Heat Recovery Air Handling Unit according to Claim 1, characterised in that the condensate removal system comprises a tank (19) for collecting condensate and a channel (18) for removing condensate outside the unit (1).

6. The Heat Recovery Air Handling Unit according to Claim 1, characterised in that the condensate removal system comprises a channel (18) for removing condensate outside the unit (1).

7. The Heat Recovery Air Handling Unit according to Claim 1, characterised in that the condensate removal system comprises a pump (28) for removing condensate outside the unit (1).22 04 268. The Heat Recovery Air Handling Unit according to Claim 1, characterised in that the condensate removal system comprises a pump (28) and a channel (18) for removing condensate outside the unit (1).

9. The Heat Recovery Air Handling Unit according to Claim 1, characterised in that the condensate removal system comprises a container (19) for collecting condensate with an ultrasonic evaporator (27).

10. The Heat Recovery Air Handling Unit according to Claim 1, characterised in that fdters (16) are installed in the inlet chamber (6) of the exhaust duct and in the inlet chamber (8) of the intake duct.

11. The Heat Recovery Air Handling Unit according to Claim 1, characterised in that the inner module (2) has an inner damper (23), and / or inner intake (21) and inner exhaust (22) grilles, and the outer module (4) has outer intake (24) and outer exhaust (25) grilles.

12. The Heat Recovery Air Handling Unit according to Claim 1, characterised in that the outer module (4) has outer dampers (29), and / or outer intake (24) and outer exhaust (25) grilles, and the inner module (2) has inner intake (21) and inner exhaust (22) grilles.13.The Heat Recovery Air Handling Unit according to Claim 1, characterised in that the intake fan (11) and / or the exhaust fan (26) is positioned at an angle to the conditional axis of symmetry of the unit (1).

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