Customized Voltage MVR Evaporator — Continuous Operation定制电压MVR蒸发器-连续操作
Engineer-to-order MVR evaporation systems tailored to your grid: 380–480 V low-voltage or 3.3–11 kV medium-voltage, 50/60 Hz, single or multi-train. Variable-speed compressors and smart controls enable continuous, high-uptime operation with predictable OPEX and stable product quality.根据您的电网定制的工程师订购MVR蒸发系统:380-480 V低压或3.3-11 kV中压,50/60 Hz,单列或多列.变速压缩机和智能控制可以实现连续,高正常运行时间,具有可预测的运营成本和稳定的产品质量.
- Voltage customization: LV/MV transformers, VFD drives, soft-start and harmonic filters matched to local codes电压定制:低压/中压变压器,变频器,软启动和谐波滤波器匹配当地代码
- Continuous duty: redundant critical skids, auto-clean strategies, and online switchover to sustain throughput连续工作:冗余关键滑块,自动清理策略和在线切换以维持吞吐量
- Energy efficiency: compressed secondary vapor re-used as the heating source; minimized fresh steam节能:压缩二次蒸汽可作为热源再利用；尽量减少新鲜蒸汽
- Process stability: closed-loop control of ΔT, supersaturation, and circulation to protect crystal/film quality工艺稳定性:ΔT,过饱和,循环闭环控制,保护晶体/薄膜质量
Where It Fits 适合的地方
High-salinity wastewater ZLD, inorganic salts, pulp black liquor, pharmaceuticals, and food applications requiring low utilities, tight temperature windows, and 24/7 availability.高盐度废水ZLD,无机盐,纸浆黑液,制药和食品应用需要低公用事业,严密的温度窗口,和24/7可用性.
Electrical Integration 电一体化
Project-specific MCCs, MV/LV switchgear, and isolation transformers. Compliance with IEC/UL, short-circuit, touch-proofing, and arc-flash studies available.项目专用的监控设备,中压/低压开关设备和隔离变压器.符合IEC/UL,短路,防触和电弧闪光研究.
Compressor Options 压缩机的选择
Centrifugal/turbo or Roots compressors sized for design compression ratio; VFD turndown for seasonal or batch variability.离心/涡轮或罗茨压缩机的设计压缩比尺寸；变频调速的季节或批次变化.
Uptime by Design 按设计划分的正常运行时间
Dual essential pumps, parallel polishers, predictive fouling monitoring, and CIP windows planned to maintain long campaigns.双基本泵,平行抛光机,预测污染监测,CIP窗口计划维持长期活动.
Process Overview — MVR Continuous Operation工艺概述- MVR连续操作
- Feed conditioning: filtration/softening to reduce fouling; deaeration to limit corrosion/foam饲料调理:过滤/软化,减少污垢；除氧以限制腐蚀/泡沫
- MVR heating loop: secondary vapor compressed and returned as the primary heat sourceMVR加热回路:二次蒸汽被压缩后作为一次热源返回
- Circulation & control: forced circulation for stable film/slurry; ΔP/ΔT/supersaturation tightly managed循环控制:强制循环,膜浆稳定；ΔP/ΔT/过饱和严格管理
- Product section: crystallizer or concentrator depending on duty; liquor recycle for yield and quality产品部分:结晶器或浓缩器取决于任务；白酒循环利用提高产量和质量
- Availability tools: online CIP, standby pumps, bypass lines, and remote diagnostics可用工具:在线CIP,备用泵,旁路线路,和远程诊断
Key Components 关键部件
- MVR evaporator/crystallizer with circulation pumps and vapor–liquid separatorMVR蒸发器/结晶器,带循环泵和汽液分离器
- Centrifugal/Roots compressor with VFD, inlet filtration, and silencing离心式/罗茨压缩机与变频调速,进口过滤,和消音
- Main heater, preheater, condenser, and vacuum/NCG handling主加热器,预热器,冷凝器和真空/NCG处理
- MCC, MV/LV switchgear, transformers, harmonic filters, and soft startersMCC,中压/低压开关设备,变压器,谐波滤波器,软起动器
- Instrumentation (T/P/flow/cond/level), PLC/HMI/SCADA with historian and remote access仪表(T/P/流量/温度/液位),PLC/HMI/SCADA,具有历史仪和远程访问
- CIP skid and validated cleaning recipes; optional anti-scale dosingCIP滑块和经过验证的清洁配方；可选防水垢加药
Performance & Electrical Envelope性能及电气外壳
Design inputs: feed composition, target concentration or crystal spec, utilities, grid code, ambient, and uptime requirement.设计输入:饲料组成,目标浓度或晶体规格,公用事业,电网代码,环境和正常运行时间要求.
| Parameter 参数 | Typical Target / Range* 典型目标/范围* |
| Electric consumption (MVR)耗电量(MVR) | ~15–40 kWh per ton of water evaporated (duty & CR dependent)~每吨蒸发水15-40千瓦时(取决于职责和CR) |
| Fresh steam demand 新鲜蒸汽需求 | Very low after start-up (standby/back-up only)启动后非常低(仅待机/备份) |
| Turndown (VFD) 翻领(变频) | 50–100% of nameplate with stable ΔT and quality铭牌50-100%,ΔT稳定,质量稳定 |
| Availability 可用性 | ≥ 95–98% with planned CIP and redundancy≥95-98%,计划CIP和冗余 |
| Voltage / Frequency 电压/频率 | LV 380–480 V or MV 3.3–11 kV, 50/60 Hz |
| Harmonics & power quality谐波和电能质量 | IEEE/IEC compliant with AFE/VFD + filters符合IEEE/IEC标准的AFE/VFD滤波器 |
*Actual performance depends on feed fouling tendency, compression ratio, and heat-transfer area/loading.*实际性能取决于饲料污垢趋势,压缩比,和传热面积/负载.
Comparison — Customized Voltage vs. Standard Packages比较-自定义电压与标准封装
| Criterion 标准 | Customized Voltage MVR 定制电压MVR | Standard LV Package 标准LV包装 |
| Grid compatibility 电网兼容性 | Site-specific LV/MV, 50/60 Hz, code-aligned特定站点的LV/MV, 50/60 Hz,代码对齐 | Fixed LV, limited options固定LV,有限的选项 |
| Startup & ramp 启动&斜坡 | Soft-start/VFD ramp; lower inrush; smoother ΔT软启动/变频坡道;低侵入;平滑ΔT | Basic start; higher inrush基本的开始;更高的侵入 |
| Uptime strategy 正常运行时间的策略 | Redundant skids + online diagnostics冗余滑块在线诊断 | Limited redundancy 有限的冗余 |
| Harmonics compliance 谐波合规 | Engineered AFE/filters for site limits工程AFE/过滤器现场限制 | Generic mitigation 通用的缓解 |
| OPEX predictability 运营成本可预测性 | High (electric duty optimized)高(电力负荷优化) | Medium 媒介 |
FAQ 常见问题解答
Can you match our medium-voltage grid?你能匹配我们的中压电网吗?
Yes. We supply MV switchgear/transformers and VFDs to meet 3.3–11 kV systems per IEC/IEEE and local codes.
是.我们提供中压开关设备/变压器和变频器,符合IEC/IEEE和当地规范的3.3-11 kV系统.
How do you maintain continuous operation?你们是如何保持连续运转的?
Redundancy on critical pumps, online diagnostics, predictive fouling alerts, and scheduled CIP windows keep uptime high.
关键泵的冗余,在线诊断,预测污垢警报和计划的CIP窗口保持高正常运行时间.
What if our load varies seasonally?如果我们的负荷随季节变化怎么办?
VFD turndown and control of compression ratio/ΔT allow stable quality across 50–100% load.
变频调速和压缩比控制/ΔT允许稳定的质量在50-100%负载.
Do you support ZLD integrations?你支持ZLD集成吗?
Yes—common flowsheets pair membrane pre-concentration with MVR for final concentration/crystallization.
是的,常见的流程将膜预浓缩与MVR配对,用于最终浓缩/结晶.
