Treatment method of waste drilling fluid
The technology of a waste drilling fluid and a treatment method, which is applied to the treatment field of waste drilling fluid, can solve the problems of high processing cost, insufficient recovery, and pollution of crude oil contained in the environment, and achieves low energy consumption, simple processing links and high efficiency. high effect
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Embodiment 1
[0017] Waste drilling fluid flow rate is 400m 3 / h, in the rectangular advection sloping plate grease trap 2 with a length×width×height of 20000mm×6000mm×2200mm, the sloping plate module is installed on the bracket in the steel tank, and the specifications of the sloping plate used are as follows: plate length 1550mm, slab width 650mm, slab thickness 1.6mm, each slab has 11 waves, wavelength 59mm, wave height 30mm, sloping plate spacing 30mm, inclination angle 45 degrees, advection sloping plate grease trap 2 residence time 30min , can remove oil particles and most solid particles above 60μm. The material and structure of the primary degreasing filter 3 and the secondary degreasing filter 4 are exactly the same, the two operate in series, the flow coefficient of clean water is a=0.7, the inside of the degreasing filter is filled with fruit shell activated carbon filter material, and the thickness of the filter layer is 1.40m , packing density 600kg / m 3 , particle size 40 mes...
Embodiment 2
[0019] Waste drilling fluid flow rate 340m 3 / h, in the rectangular advection inclined plate grease trap 2 with a length × width × height of 18000mm × 5500mm × 2200mm, inclined plate modules are installed on the brackets in the steel pool, and the specifications of the inclined plates used are as follows: plate length 1550mm, slab width 650mm, slab thickness 1.6mm, each slab has 11 waves, wavelength 59mm, wave height 30mm, sloping plate spacing 30mm, inclination angle 45 degrees, advection sloping plate grease trap residence time 30min, It can remove oil particles and most solid particles above 60μm. The material and structure of the primary degreasing filter 3 and the secondary degreasing filter 4 are exactly the same, the two operate in series, the flow coefficient of clean water is a=0.7, the inside of the degreasing filter is filled with fruit shell activated carbon filter material, and the thickness of the filter layer is 1.40m , packing density 500kg / m 3 , particle siz...
Embodiment 3
[0021] Waste drilling fluid flow rate 210m 3 / h, in the rectangular advection sloping plate grease trap 2 with a length × width × height of 14000mm × 4500mm × 2200mm, the slant plate modules are installed on the brackets in the steel pool, and the specifications of the slant plates used are as follows: plate length 1550mm, slab width 650mm, slab thickness 1.60mm, each slab has 11 waves, wavelength 59mm, wave height 30mm, sloping plate spacing 30mm, inclination angle 45 degrees, advection sloping plate grease trap residence time 30min, It can remove oil particles and most solid particles above 60μm. The material and structure of the primary degreasing filter 3 and the secondary degreasing filter 4 are exactly the same, the two operate in series, the flow coefficient of clean water is a=0.7, the inside of the degreasing filter is filled with fruit shell activated carbon filter material, and the thickness of the filter layer is 1.30m , packing density 600kg / m3 , particle size 30...
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