Miniature air management system

Abstract

An air management system comprising a housing assembly. The housing assembly comprises a coil and filter section, blower section and a control section. These sections are physically attached to each other in a configuration so that the height of the housing assembly, defined as the distance between a top and a bottom of the housing assembly, is less than 12 inches. The height of the housing assembly is preferably approximately 10.5 inches. The air coil chamber is oriented to have a slight slope on a bottom surface thereof to collect condensate water. In a preferred embodiment, the air management system further comprises a support bracket assembly for supporting the housing assembly horizontal to the ground as defined by a level, the level defining a horizontal axis.

1 . An air management system, comprising:
 a housing assembly, comprising:
 a) a coil and filter section, comprising:
 i. an air inlet for receiving ambient air; 
 ii. an air filter for receiving the ambient air from said air inlet and for filtering said ambient air to provide filtered air; 
 iii. an air coil chamber including at least one air coil assembly for receiving the filtered air from the air filter to condition the filtered air in accordance with selected parameters to provide conditioned air; 
 iv. an air stabilization chamber configured to receive the conditioned air and stabilize the air to provide a stabilized air output from the coil and filter assembly and filter section; 
 
 b) a blower section comprising at least one blower configured to receive said stabilized air output, each of said at least one blowers being configured to operate in a range of between about 32 and 325 CFM (cubic feet per minute), said blower section includes a blower section output for ducting site connection; and, 
 c) a control section operatively connected to said coil and filter section and to said blower section configured to selectively control said coil and filter section and said blower in accordance with user selected settings, 
   wherein said coil and filter section, said blower section, and said control section are physically attached to each other in a configuration so that the height of the housing assembly, defined as the distance between a top and a bottom of the housing assembly, is less than 12 inches.   
     
     
         2 . The air management system of  claim 1 , wherein said height of the housing assembly is approximately 10.5 inches. 
     
     
         3 . The air management system of  claim 1 , wherein said air coil chamber is oriented to have a slight slope on a bottom surface thereof to collect condensate water. 
     
     
         4 . The air management system of  claim 1 , further comprising a support bracket assembly for supporting said housing assembly horizontal to the ground as defined by a level, the level defining a horizontal axis, wherein,
 a) said coil and filter section, said blower section and said control section are all oriented to have respective top surfaces substantially parallel to said horizontal axis; and, wherein   b) said control section and said blower section are oriented to have bottom surfaces thereof parallel to said horizontal axis.   
     
     
         5 . The air management system of  claim 4 , wherein said at least one blower comprises two blowers horizontally spaced along a line parallel to said horizontal axis. 
     
     
         6 . The air management system of  claim 4 , wherein said at least one blower comprises two blowers horizontally spaced along a line parallel to said horizontal axis providing a combined CFM capability of said blower section in a range of 64 to 650 CFM. 
     
     
         7 . The air management system of  claim 1 , wherein said at least one blower comprises at least one in-line centrifugal fan. 
     
     
         8 . The air management system of  claim 1 , wherein said blower section is configured to operate in a range of between 275 and 325 CFM. 
     
     
         9 . The air management system of  claim 1 , wherein said control section is configured to operate a cooling mode routine by the steps of:
 a) determining whether an ambient air temperature is greater than a selected cooling target air temperature;   b) activating a cooling mode routine if the ambient air temperature is greater than the selected cooling target air temperature after a delay time;   c) deactivating the cooling mode routine if the ambient air temperature is less than the selected cooling target air temperature after the delay time;   d) determining whether the cooling mode routine is active;   e) determining whether the cooling mode routine is active and activating the cold pump;   f) determining whether the cooling mode routine is active and activating the blower adjustment routine;   g) determining whether the cooling mode routine is active and the supply air temperature in the duct is less than the supply air cooling low target then decreasing the cooling valve position incrementally after the delay time;   h) determining whether the cooling mode routine is active and the supply air temperature in the duct is greater than the supply air cooling low target then neither increasing nor decreasing the cooling valve position after the delay time;   i) determining whether the cooling mode routine is active and the cooling valve position is less than the selected minimum cooling valve position and limiting the cooling valve position to the selected minimum cooling valve position;   j) determining whether the cooling mode routine is active and the supply air temperature in the duct is greater than the supply air cooling high target then increasing the cooling valve position incrementally after the delay time;   k) determining whether the cooling mode routine is active and the supply air temperature in the duct is less than the supply air cooling high target then neither increasing nor decreasing the cooling valve position after the delay time;   l) determining whether the cooling mode routine is active and the cooling valve position is greater than the selected maximum cooling valve position and limiting the cooling valve position to the selected maximum cooling valve position;   m) determining whether the cooling mode routine is inactive;   n) determining whether the cooling mode routine is inactive and deactivating the cold pump;   o) determining whether the cooling mode routine is inactive and then setting the cooling valve position to the selected minimum cooling valve position; and,   p) determining whether the cooling mode routine is inactive and then deactivating the blower adjustment routine.   
     
     
         10 . The air management system of  claim 1 , wherein said control section is configured to operate a heating mode routine by the steps of:
 a) determining whether an ambient air temperature is less than a selected heating target air temperature;   b) activating a heating mode routine if the ambient air temperature is less than the selected heating target air temperature after a delay time;   c) deactivating the heating mode routine if the ambient air temperature is greater than the selected heating target air temperature after the delay time;   d) determining whether the heating mode routine is active;   e) determining whether the heating mode routine is active and activating the hot pump;   f) determining whether the heating mode routine is active and activating the blower adjustment routine;   g) determining whether the heating mode routine is active and the supply air temperature in the duct is greater than the supply air heating high target then decreasing the heating valve position incrementally after the delay time;   h) determining whether the heating mode routine is active and the supply air temperature in the duct is less than the supply air heating high target then neither increasing nor decreasing the heating valve position after the delay time;   i) determining whether the heating mode routine is active and the heating valve position is less than the selected minimum heating valve position and limiting the heating valve position to the selected minimum heating valve position;   j) determining whether the heating mode routine is active and the supply air temperature in the duct is less than the supply air heating low target then increasing the heating valve position incrementally after the delay time;   k) determining whether the heating mode routine is active and the supply air temperature in the duct is greater than the supply air heating low target then neither increasing nor decreasing the heating valve position after the delay time;   l) determining whether the heating mode routine mode is active and the heating valve position is greater than the selected maximum heating valve position and limiting the heating source position to the selected maximum heating valve position;   m) determining whether the heating mode routine is inactive;   n) determining whether the heating mode routine is inactive and then setting the heating valve position to the selected minimum heating valve position;   o) determining whether the heating mode routine is inactive and deactivating the hot pump; and,   p) determining whether the heating mode routine is inactive and deactivating the blower adjustment routine.   
     
     
         11 . The air management system of  claim 1 , wherein said control section is configured to operate a dehumidification mode routine by the steps of:
 a) determining whether an ambient air relative humidity percentage is greater than a selected dehumidification target relative humidity percentage;   b) activating a dehumidification mode routine if the ambient air relative humidity percentage is greater than the selected dehumidification target relative humidity percentage after a delay time;   c) deactivating the dehumidification mode routine if the ambient air relative humidity percentage is less than the selected dehumidification target relative humidity percentage after the delay time;   d) determining whether the dehumidification mode routine is active;   e) determining whether the dehumidification mode routine is active and then setting the cold valve to the maximum cooling valve position;   f) determining whether the dehumidification mode routine is active and then activating the blower adjustment routine;   g) determining whether the dehumidification mode routine is active and then activating the cold pump;   h) determining whether the dehumidification mode routine is active and then activating the hot pump;   i) determining whether the dehumidification mode routine is active and the supply air temperature in the duct is greater than the supply air heating high target then decreasing the heating source position incrementally after the delay time;   j) determining whether the dehumidification mode routine is active and the heating source position is greater than the selected minimum heating source position and limiting the heating source position to the selected minimum heating source position;   k) determining whether the dehumidification mode routine is active and the supply air temperature in the duct is less than the supply air heating high target then neither increasing nor decreasing the heating source position after the delay time;   l) determining whether the dehumidification mode routine is active and the supply air temperature in the duct is less than the supply air heating low target then increasing the heating source position incrementally after the delay time;   m) determining whether the dehumidification mode routine is active and the heating source position is greater than the selected maximum heating source position and limiting the heating source position to the selected maximum heating source position;   n) determining whether the dehumidification mode routine is active and the supply air temperature in the duct is greater than the supply air heating low target then neither increasing nor decreasing the heating source position after the delay time;   o) determining whether the dehumidification mode routine is inactive;   p) determining whether the dehumidification mode routine is inactive and then deactivating the cold pump;   q) determining whether the dehumidification mode routine is inactive and then deactivating the hot pump;   r) determining whether the dehumidification mode routine is inactive and then setting the cold valve to the selected cooling valve minimum position;   s) determining whether the dehumidification mode routine is inactive and then setting the heating valve position to the selected heating valve minimum position; and,   t) determining whether the dehumidification mode routine is inactive and then deactivating the blower adjustment routine.   
     
     
         12 . The air management system of  claim 1 , wherein said control section is configured to operate a heating boost mode routine by the steps of:
 a) determining whether an ambient air temperature is less than a selected heating boost target air temperature;   b) activating a heating boost mode routine if the ambient air temperature is less than the selected heating boost target air temperature after a delay time;   c) deactivating the heating boost mode routine if the ambient air temperature is greater than the selected heating boost target air temperature after the delay time;   d) determining whether the heating boost mode is active;   e) determining whether the heating boost mode is active and then setting the cold coil flow to heating position;   f) determining whether the heating boost mode is active and then setting the cold valve to fully closed;   g) determining whether the heating boost mode routine is active and then activating the blower adjustment routine;   h) determining whether the heating boost mode is active and the supply air temperature in the duct is greater than the supply air heating high target then decreasing the heating valve position incrementally after the delay time;   i) determining whether the heating boost mode is active and the heating valve position is less than the selected minimum heating valve position and limiting the heating valve position to the selected minimum heating valve position;   j) determining whether the heating boost mode is active and the supply air temperature in the duct is less than the supply air heating high target then neither increasing nor decreasing the heating valve position after the delay time;   k) determining whether the heating boost mode is active and the supply air temperature in the duct is less than the supply air heating low target then increasing the heating valve position incrementally after the delay time;   l) determining whether the heating boost mode is active and the heating valve position is greater than the selected maximum heating valve position and limiting the heating valve position to the selected maximum heating valve position;   m) determining whether the heating boost mode is active and the supply air temperature in the duct is greater than the supply air heating low target then neither increasing nor decreasing the heating valve position after the delay time;   n) determining whether the heating boost mode is inactive;   o) determining whether the heating boost mode is inactive and then deactivating the hot pump;   p) determining whether the heating boost mode is inactive and then setting the cold coil flow to cooling position;   q) determining whether the heating boost mode is inactive and then setting the cold valve to the selected minimum cooling valve position;   r) determining whether the heating boost mode is inactive and then setting the heating source position to the selected heating valve minimum position; and,   s) determining whether the heating boost mode routine is inactive and then deactivating the blower adjustment routine.   
     
     
         13 . The air management system of  claim 1 , wherein said control section is configured to operate a blower adjustment routine by the steps of:
 a) determining whether a blower adjustment routine is required by the activation of cooling mode routine, heating mode routine, heating boost mode routine or dehumidification mode routine;   b) determining whether the blower adjustment routine is not required by the deactivation of cooling mode routine, heating mode routine, heating boost mode and dehumidification mode routine;   c) determining the absolute differential between supply air temperature in the duct versus the return air temperature in the duct with a sub-process calculation and during the active blower adjustment routine;   d) determining whether the absolute differential is greater than a selected absolute differential target and during the active blower adjustment routine;   e) determining whether the absolute differential is less than the selected absolute differential target and during the active blower adjustment routine;   f) determining whether the absolute differential is greater than the selected absolute low target and less than the selected absolute high target and during the active blower adjustment routine;   g) increasing the blower position by an incremental value if the absolute differential is greater than a selected absolute differential high target after a delay time and during the active blower adjustment routine;   h) determining the blower position is greater than a selected maximum blower position value and limiting said blower position to the selected maximum blower position value during the active blower adjustment routine;   i) decreasing the blower position by an incremental value if the absolute differential is less than a selected absolute differential low target after a delay time and during the active blower adjustment routine;   j) determining the blower position is less than a selected minimum blower position value and limiting said blower position to the selected minimum blower position value during the active blower adjustment routine;   k) neither increasing nor decreasing the blower position if the absolute differential is greater than a selected absolute differential low target and less than a selected absolute differential high target after the delay time during the active blower adjustment routine;   l) decreasing the blower position to minimum position after the delay time during an inactive blower adjustment routine;   m) determining the blower position is less than a selected minimum blower position value and limiting said blower position to the selected minimum blower position value during an inactive blower adjustment routine; and,   n) determining whether the blower adjustment routine is not required by the deactivation of the cooling mode routine, heating mode routine, heating boost mode routine and dehumidification mode routine and decreasing blower position to the selected minimum blower position value.