Renewable fuel mixture

Abstract

A fuel composition comprising ethylene and alkyl esters, which may be used as a substitute for heating oil. In one embodiment, the mixture comprises 95% anhydrous ethanol and 5% B100 biodiesel. The mixture may further contain a lubricity agent.

1 . A heating oil substitute comprising: 
 ethanol; and    alkyl esters.    
     
     
         2 . The composition of  claim 1 , wherein the ethanol is denatured.  
     
     
         3 . The composition of  claim 1 , wherein the ethanol is anhydrous.  
     
     
         4 . The composition of  claim 1 , comprising: 
 a range from 90% ethanol and 10% alkyl esters by volume to 98% ethanol and 2% alkyl esters by volume.    
     
     
         5 . The composition of  claim 1 , the ethanol comprising about 95% of the composition by volume and the alkyl esters comprising about 5% of the composition by volume.  
     
     
         6 . The composition of  claim 1 , the alkyl esters comprising biodiesel fuel.  
     
     
         7 . The composition of  claim 6 , wherein the biodiesel fuel conforms to ASTM Specification D 6751.  
     
     
         8 . The composition of  claim 1 , further comprising a lubricity agent.  
     
     
         9 . The composition of  claim 8 , the lubricity agent is provided in a range from 50 ppm to 1000 ppm.  
     
     
         10 . The composition of  claim 9 , the lubricity agent comprising 500 ppm.  
     
     
         11 . The composition of  claim 8 , wherein the lubricity agent is derived from soy.  
     
     
         12 . A fuel composition comprising a range from 90% ethanol and 10% alkyl esters by volume to 98% ethanol and 2% alkyl esters by volume.  
     
     
         13 . The composition of  claim 12 , wherein the ethanol is anhydrous.  
     
     
         14 . The composition of  claim 12 , the alkyl esters comprising biodiesel fuel.  
     
     
         15 . The composition of  claim 14 , wherein the biodiesel fuel conforms to ASTM Specification D 6751.  
     
     
         16 . The composition of  claim 12 , further comprising a lubricity agent.  
     
     
         17 . The composition of  claim 16 , the lubricity agent is provided in a range of 250 to 500 ppm.  
     
     
         18 . The composition of  claim 16 , the lubricity agent comprising 500 ppm.  
     
     
         19 . A method of heating an area comprising burning a mixture of ethanol and alkyl esters.