US2005221243A1PendingUtilityA1

Enhanced burner performance gas range system and method

32
Assignee: NAJEWICZ DAVID JPriority: Mar 31, 2004Filed: Mar 31, 2004Published: Oct 6, 2005
Est. expiryMar 31, 2024(expired)· nominal 20-yr term from priority
F23N 2225/06F23N 2223/08F23N 2223/04F23N 2237/02F23N 5/203F23D 14/04F24C 3/126F23D 14/34F23N 1/002
32
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Claims

Abstract

An enhanced gas range system includes a pressure regulator adapted to regulate a gas flow from a gas feed line. The system also includes a gas fuel boost pump disposed downstream of the pressure regulator and adapted to increase pressure of the gas flow received from the gas feed line. A gas burner is disposed to receive the gas flow from the gas fuel boost pump.

Claims

exact text as granted — not AI-modified
1 . An enhanced gas range system comprising: 
 a pressure regulator adapted to regulate a gas flow from a gas feed line;    a gas fuel boost pump disposed downstream of the pressure regulator and adapted to increase pressure of the gas flow received from the gas feed line;    and a gas burner disposed to receive the gas flow from the gas fuel boost pump.    
   
   
       2 . The system of  claim 1 , further comprising flow control circuitry coupled to the gas fuel boost pump for regulating the gas flow through the gas fuel boost pump based upon a user-defined input.  
   
   
       3 . The system of  claim 2 , the flow control circuitry comprising a controller that calculates the desired gas flow based upon the user-defined input and transmits a signal for regulating the gas flow of the gas fuel boost pump.  
   
   
       4 . The system of  claim 1 , wherein the gas fuel boost pump is a variable speed pump.  
   
   
       5 . The system of  claim 1 , wherein the gas fuel boost pump is a variable displacement pump.  
   
   
       6 . The system of  claim 1 , further comprising at least one orifice coupled to the gas burner and adapted to direct gas into the gas burner.  
   
   
       7 . The system of  claim 6 , the gas burner comprising a venturi located downstream of the orifice for primary air entrainment through mixing gas and air.  
   
   
       8 . The system of  claim 1 , the gas burner further comprising a plurality of burner ports for secondary air entrainment.  
   
   
       9 . The system of  claim 1 , wherein the gas fuel boost pump is coupled to a plurality of gas burners for increasing primary air entrainment of the gas flow.  
   
   
       10 . The system of  claim 9  further comprising a throttling valve coupled to each of the plurality of the gas burners, the throttling valve being adapted to control individual gas flow for each burner.  
   
   
       11 . An enhanced gas range system comprising: 
 a pressure regulator adapted to regulate gas flow from a gas feed line;    a gas fuel boost pump placed downstream of the pressure regulator and adapted to increase a pressure of the gas flow received from the gas feed line;    a gas burner disposed to receive the gas flow from the gas fuel boost pump; and    a transducer disposed upstream of the gas burner and adapted to measure a parameter of gas flow from the gas fuel boost pump pressure at a predetermined location.    
   
   
       12 . The system of  claim 11 , further comprising flow control circuitry coupled to the gas fuel boost pump and the transducer for regulating the gas flow through the gas fuel boost pump based upon a user-defined input and a signal received from the transducer.  
   
   
       13 . The system of  claim 12 , the flow control circuitry further comprising a controller that calculates the desired gas flow based upon the user-defined input and the signal received from the transducer, and wherein the controller transmits a signal for regulating the gas flow of the gas fuel boost pump.  
   
   
       14 . The system of  claim 11 , wherein the gas fuel boost pump is a variable speed pump.  
   
   
       15 . The system of  claim 11 , wherein the gas fuel boost pump is a variable displacement pump.  
   
   
       16 . The system of  claim 11 , further comprising at least one orifice coupled to the gas burner and adapted to direct gas into the gas burner.  
   
   
       17 . The system of  claim 16 , the gas burner further comprising a venturi located downstream of the orifice for primary air entrainment through mixing gas and air.  
   
   
       18 . The system of  claim 11 , the gas burner further comprising a plurality of burner ports for secondary air entrainment.  
   
   
       19 . The system of  claim 11 , wherein the predetermined location is upstream of the orifice.  
   
   
       20 . The system of  claim 11 , the gas fuel boost pump is coupled to a plurality of gas burners for increasing primary air entrainment of the gas flow.  
   
   
       21 . The system of  claim 20  further comprising a throttling valve coupled to each of the plurality of the gas burners wherein, the throttling valve is adapted to control the individual gas flow for each burner unit.  
   
   
       22 . A method of enhancing performance of a gas burner, having a gas as fuel comprising: 
 actively increasing pressure of a gas flow through a gas feed line via a gas fuel boost pump; and    regulating the gas flow of the gas fuel boost pump based upon a user-defined input to regulate a burner heat output to a desired burner output.    
   
   
       23 . The method of  claim 22 , wherein regulating the gas flow comprises receiving the user-defined input, calculating a desired flow value and transmitting a signal representative of the desired flow value to the gas fuel boost pump.  
   
   
       24 . The method of  claim 22 , wherein the user-defined input is a type of gaseous fuel.  
   
   
       25 . The method of  claim 24 , wherein the gaseous fuel is natural gas.  
   
   
       26 . The method of  claim 24 , wherein the gaseous fuel is propane.  
   
   
       27 . The method of  claim 22 , wherein the user-defined input is an altitude of a place of installation of a gas range system.  
   
   
       28 . The method of  claim 22 , wherein the user-defined input is a required burner output power.  
   
   
       29 . A method of enhancing a gas burner performance comprising: 
 increasing pressure of a current gas flow through a gas feed line via a gas fuel boost pump;    measuring a parameter of gas flow from the gas fuel boost pump at a predetermined location via a transducer; and    regulating the gas flow through the gas fuel boost pump based upon a user-defined input and a signal received from the transducer.    
   
   
       30 . The method of  claim 29 , wherein the gas burner is coupled to at least one orifice adapted to direct the gas into the gas burner.  
   
   
       31 . The method of  claim 29 , wherein measuring a parameter of gas flow comprises detecting a pressure difference in the predetermined location via a pressure transducer.  
   
   
       32 . The method of  claim 29 , wherein the predetermined location is upstream of an orifice.  
   
   
       33 . The method of  claim 29 , wherein regulating gas flow further comprises calculating a desired flow value based on the user-defined input and the signal from the transducer, and transmitting a signal for regulating the desired flow value to the gas fuel boost pump.  
   
   
       34 . A system for enhancing primary air entrainment in a gas burner comprising: 
 a pressure regulator adapted to regulate a gas flow from a gas feed line;    a gas fuel boost pump disposed downstream of the pressure regulator and adapted to increase primary air entrainment of the gas flow received from the gas feed line; and    a gas burner disposed for receiving the gas flow from the gas fuel boost pump.    
   
   
       35 . The system of  claim 34 , wherein the gas fuel boost pump is adapted to increase a pressure of the gas flow to increase the primary air entrainment of the gas flow.  
   
   
       36 . The system of  claim 34 , further comprising flow control circuitry coupled to the gas fuel boost pump for regulating the gas flow through the gas fuel boost pump based upon a user-defined input.  
   
   
       37 . The system of  claim 36 , the flow control circuitry comprising a controller that calculates the desired gas flow based upon the user-defined input and transmits a signal for regulating the gas flow of the gas fuel boost pump to increase the primary air entrainment of the gas flow.  
   
   
       38 . The system of  claim 34 , further comprising at least one orifice coupled to the gas burner and adapted to direct gas into the gas burner.  
   
   
       39 . The system of  claim 38 , the gas burner comprising a venturi located downstream of the orifice for primary air entrainment through mixing gas and air.

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