KJG Hollow Paddle Dryer for Environmental Solids Processing: Municipal Sewage Sludge Solids
KJG Hollow Paddle Dryer is evaluated for municipal sewage sludge solids in environmental solids processing. The defined feed is mechanically dewatered municipal sewage sludge cake. Match this duty to the material checks below and the unchanged original equipment parameters.
Municipal Sewage Sludge Solids: Application and Process Requirements
For municipal sewage sludge solids, characterize the sticky phase and control odors without assuming sanitization. Begin with mechanically dewatered municipal sewage sludge cake and confirm how the incoming grade varies before defining the drying cycle.
Feed, Product Quality and Downstream Handling
| Review item | Municipal Sewage Sludge Solids |
|---|---|
| Defined feed | mechanically dewatered municipal sewage sludge cake |
| Material-specific focus | characterize the sticky phase and control odors without assuming sanitization |
| Product checks | dry solids, volatile solids, contaminants and discharge behavior |
| Downstream handling | enclosed cooling before an approved disposal or recovery route |
Material Movement and Drying Control
Include dry solids, volatile solids, contaminants and discharge behavior in the trial record. Fix the sampling locations and analytical methods before comparing trials; feed preparation and cooling can affect the measured result.
Drying Endpoint and Product Acceptance
After acceptance, arrange enclosed cooling before an approved disposal or recovery route. Review discharge, temporary holding and packaging exposure as part of the moisture-control plan.
Application-Specific Equipment Selection
KJG Hollow Paddle Dryer selection for municipal sewage sludge solids starts with Hollow Paddle Dryer requirements and the defined feed. Assess Contact Dryer and conductive drying together with indirect contact dryers; the sludge drying duty must be demonstrated using representative material and the required finished-product specification.
Identify the residual stream and its contaminants before selecting a drying route. Moisture reduction does not remove metals or establish a permitted disposal, fuel or land-application route.
View the KJG Hollow Paddle Dryer range and original equipment specifications
Technical References for This Application
Review the characteristics and management route of municipal sewage solids. U.S. EPA biosolids information.
Assess charging, sampling, cleaning and discharge for the selected material. HSE exposure-assessment guidance.
Review the dust characteristics of the collected dry material. HSE combustible-dust guidance.
Review operation and maintenance around the specified equipment configuration. HSE work-equipment guidance.
Review the thermal duty and utilities for the actual feed. U.S. DOE process-heat reference.
Equipment Reference Parameters
These are the KJG Hollow Paddle Dryer model specifications. The operating duty for municipal sewage sludge solids must be established from the feed and the finished-product requirements above.
| Specitem | KJG-3 | KJG-9 | KJG-13 | KJG-18 | KJG-29 | KJG-41 | KJG-52 | KJG-68 | KJG-81 | KJG-95 | KJG-110 | KJG-125 | KJG-140 |
| Heat transferring area(m²) | 3 | 9 | 13 | 18 | 29 | 41 | 52 | 68 | 81 | 95 | 110 | 125 | 140 |
| Effective volume(m³) | 0.06 | 0.32 | 0.59 | 1.09 | 1.85 | 2.8 | 3.96 | 5.21 | 6.43 | 8.07 | 9.46 | 10.75 | 12.18 |
| Range of rotating speed(rmp) | 15–30 | 10–25 | 10–25 | 10–20 | 10–20 | 10–20 | 10–20 | 10–20 | 5–15 | 5–15 | 5–10 | 1–8 | 1–8 |
| Power(kw) | 2.2 | 4 | 5.5 | 7.5 | 11 | 15 | 30 | 45 | 55 | 75 | 95 | 90 | 110 |
| Width of vessel(mm) | 306 | 584 | 762 | 940 | 1118 | 1296 | 1474 | 1652 | 1828 | 2032 | 2210 | 2480 | 2610 |
| total width(mm) | 736 | 841 | 1066 | 1320 | 1474 | 1676 | 1854 | 2134 | 1186 | 2438 | 2668 | 2732 | 2935 |
| Length of vessel(mm) | 1956 | 2820 | 3048 | 3328 | 4114 | 4724 | 5258 | 5842 | 6020 | 6124 | 6122 | 7500 | 7860 |
| Total length(mm) | 2972 | 4876 | 5486 | 5918 | 6808 | 7570 | 8306 | 9296 | 9678 | 9704 | 9880 | 11800 | 129000 |
| Distance of material inlet&outlet(mm) |
1752 | 2540 | 2768 | 3048 | 3810 | 4420 | 4954 | 5384 | 5562 | 5664 | 5664 | 5880 | 5880 |
| Height of center(mm) | 380 | 380 | 534 | 610 | 762 | 915 | 1066 | 1220 | 1220 | 1430 | 1560 | 1650 | 1856 |
| Total height(mm) | 762 | 838 | 1092 | 1270 | 1524 | 1778 | 2032 | 2362 | 2464 | 2566 | 2668 | 2769 | 2838 |
| Steam inlet“N”(inch) | 3/4 | 3/4 | 1 | 1 | 1 | 1 | 11/2 | 11/2 | 11/2 | 11/2 | 2 | ||
| water outlet”O”(inch) | 3/4 | 3/4 | 1 | 1 | 1 | 1 | 11/2 | 11/2 | 11/2 | 11/2 | 2 |
Equipment Views
Discuss Municipal Sewage Sludge Solids Drying
Send QUANPIN the incoming municipal sewage sludge solids specification, sample information and the required final product condition for an equipment review.
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