理工

🔌

🚰

✇🏭

⚗️

💊💉

顧問

CR1632 battery
RM 2.50 / Reindeer, 3V @ Mr Dollar 20230127

Safety Boots
RM 75 / Safety shoes, DIY homebrand @ Mr DIY Setia Tropika 2023 Jan
RM 93 / Safety joggers, Safetyboy@ Mr DIY Setia Tropika 2023 Jan

打螺絲機器 潤滑油需要有硫磺

Measuring ensemble-averaged surface-enhanced Raman scattering in the hotspots of colloidal nanoparticle dimers and trimers

電工

Central Utility Building (CUB)

2023
Commercial rate
RM 0.55 / kW
SGD 0.25 / kW

Commercial Electricity Billing in Singapore is based on 10 minutes interval

PQMS can reflect actual billing within 5% error

Good ground resistance < 5 ohm

Advanced Diploma in Applied Electrical Engineering (Power Systems) 52888WA @ Engineering Institute of Technology, Australia
USD 7000 / online @ 2018

水處理

Penang commercial Water Tariff
RM 2.10 / m^3 @ 2023
RM 1.45 / m^3 @ 2022

SAJ Monthly Minimum Charge = RM30 @ 2023

Third party facilities management providers: CBRE, Ecolex

Coagulation (Lt. cogere "to curdle, collect, drive together", co- + agere < *ag-) 混凝
⬇
Flocculation (Lt. floccus, "wool") 絮凝
⬇
Sedimentation 沈降

Corrosion Inhibitor 20-30%
Dispersant 0%
Oxi Biocide 100%
Non-oxi Biocide 100%

Blowdown 丟水
~ 800 - 1000 uS/cm

Malaysia Wastewater Release Requirements

• TSS < 100 ppm (general), < 50ppm (water catchment areas)
• COD < 80 ppm
• Ammoniacal Nitrogen < 10 ppm

Cooling Tower chem trtmnt
~ RM 10000+++ / month @ Malaysia 2022

Langelier Saturation Index
Corrosion < -0.3 < LSI < +0.3 < scaling

Scaling ⬆

• temperature ⬆
• pH ⬆
• conductivity ⬆
• hardness ⬆

• ZPR🗡

*️⃣+ 🤝 - ⏬
WnRSZCArIFNjbCBibg
U2l0YWwuU2luZ2hAYmlvY29uLmNvbQ

Fouling Mitigation in Aqueous Systems Using Electrochemical Water Treatment (Zeta Rod Working Principle)

---

HVAC✇🏭

Gelto wodor pleu rata enwersusliko properetionalis gheslowalt/Rtun

York < Carrier < Trane

Chiller: Every 1 ºC ↪ 3% energy saving

開冷卻塔省下的电費會比多花的水費多

Total Cooling Tower RT = ~1.2 x Total Chiller RT

Air Compressor Designated Cool Temperature Difference (CTD) ~ 7-8 ºC

Air Compressor: Every 3ºC ↪ 1% energy saving

60-70% of chillers are in Asia

Some Chillers are compartmentalized

Some Chillers Use part of Cooling Water to cool Compressor

Oil Sump Heater OFF when Chiller ON
Oil Sump Heater ON when Chiller OFF

• 🛢️Frigaid

https://www.quora.com/Can-you-add-Frigaid-to-gear-oil

https://www.quora.com/Can-you-add-Frigaid-to-engine-motor-oil

[Measured & Preventive Savings] (https://ecency.com/cn/@bsfmalaysia/frigaid-restores-and-lock-chiller)

krsoscare in pro-m Y25kbnNy✔

• RXZwcnRy if Y25kbnNy pressure dõ high
  ❌ elaion swombh (dõ dlongh do kikroļtós)

Frigaid LinkedIn Product Page

Frigaid Playlist

⌛ ~ 1-2 yrs
Svng ~ 3 - 15%

💰💰💰💰💰💰
SGdoc3QgYW5ubCBwcmZ0ICBSTSByIHpyLCBtIHN0ZmY

https://www.quora.com/Is-FRIGAID-stereospecific-or-is-it-a-mixture-of-enantiomers-and-or-diastereomers

---

化工⚗️

Benzalkonium chloride
RM 450/ 30L @ 2019

Peptide polymer （聚合肽）
USD 10-100 per kg（取决于长度、复杂度）@ 2019

Peptides (Synthetic specific-sequence, 10 to 30 residues long)
USD 100,000 per kg @ 2019

---

白色巨塔💊💉

Research on the Quality Management of Apprenticeship Education at “Famous Senior TCM Physician Studio”

---

研究顧問

只需一台電腦，有网絡，到處都能操業