Environment-friendly recovery method of waste wood dust of willows
A recycling method and technology of wood chips, applied in waste fuel, solid fuel, biofuel, etc., can solve the problems of slow burning speed, high cost of raw materials, narrow application range, etc., and achieve improved heat and durability, durability, and durability high degree of effect
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Embodiment 1
[0027] 1. Preliminary preparation
[0028] Preparation of straw slag powder: In parts by weight, 100 parts of straw slag, 10 parts of acetic acid solution, 5 parts of starch and 30 parts of deionized water are evenly mixed, and sealed at a temperature of 25°C and a relative humidity of 75%. Ferment for 12 hours, then put into a high-pressure homogenizer, stir at a speed of 2000r / min for 15 minutes, and spray dry at an inlet air temperature of 170°C and an outlet air temperature of 102°C to obtain straw slag powder.
[0029] Preparation of acidic dipping solution: in parts by weight, after mixing 10 parts of phosphoric acid, 2 parts of hydrochloric acid and 100 parts of deionized water, the acidic dipping solution is prepared.
[0030] The above-mentioned pre-prepared material is used in the following environmentally friendly recovery method of willow waste sawdust.
[0031] 2. an environmental protection recovery method of willow waste sawdust, comprising the following steps:...
Embodiment 2
[0037] 1. Preliminary preparation
[0038] Preparation of straw slag powder: In parts by weight, 100 parts of straw slag, 11 parts of acetic acid solution, 5 parts of starch and 30 parts of deionized water are evenly mixed, and sealed at a temperature of 28°C and a relative humidity of 77%. Ferment for 15 hours, then put into a high-pressure homogenizer, stir at a speed of 4000r / min for 16 minutes, and spray dry at an inlet air temperature of 174°C and an outlet air temperature of 103°C to obtain straw slag powder.
[0039] Preparation of acidic dipping solution: in parts by weight, after mixing 10 parts of phosphoric acid, 2.3 parts of hydrochloric acid and 100 parts of deionized water, the acidic dipping solution is prepared.
[0040] The above-mentioned pre-prepared material is used in the following environmentally friendly recovery method of willow waste sawdust.
[0041] 2. an environmentally friendly recovery method of willow waste sawdust, comprising the following step...
Embodiment 3
[0047] 1. Preliminary preparation
[0048] Preparation of straw slag powder: In parts by weight, 100 parts of straw slag, 13 parts of acetic acid solution, 5 parts of starch and 30 parts of deionized water are evenly mixed, and sealed at a temperature of 26°C and a relative humidity of 79%. Ferment for 16 hours, then put into a high-pressure homogenizer, stir at a speed of 3000r / min for 18 minutes, and spray dry at an inlet air temperature of 177°C and an outlet air temperature of 104°C to obtain straw slag powder.
[0049] Preparation of acidic dipping solution: in parts by weight, after mixing 10 parts of phosphoric acid, 2.5 parts of hydrochloric acid and 100 parts of deionized water, the acidic dipping solution is prepared.
[0050] The above-mentioned pre-prepared material is used in the following environmentally friendly recovery method of willow waste sawdust.
[0051] 2. an environmental protection recovery method of willow waste sawdust, comprising the following step...
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