水環境事業 水環境事業

Creating a reliable water environment

With a mission to develop water infrastructure that drives comfortable and affluent lifestyles, we will contribute to solving global environmental and social issues.

New Beginnings
TSUKISHIMA JFE AQUA SOLUTION
CO., LTD.

In October 2023, Tsukishima Aqua Solution Co., Ltd merged with the domestic water engineering division of JFE Engineering Corporation to form the new Tsukishima JFE Aqua Solution Co.,Ltd, into one.

Water Environmental BusinessTsukishima JFE Aqua Solution Co.,Ltd.
Industrial BusinessTsukishima Kikai Co., Ltd. (previous name: Tsukishima Machine Sales Co., Ltd.)

NEWS

Recycling-based society for the water environment

水環境の循環型社会 水環境の循環型社会
Water
purification
plant 浄水場 浄水場
Sewage
treatment
plant 下水処理場 下水処理場

Safe and reliable water supply
Recycling by-product sludge

Contributing to a comfortable water environment and to public health
Producing renewable energy from sewage sludge to return to society

Sludge
regeneration
center 汚泥再生処理センター 汚泥再生処理センター

Sludge regeneration center that contributes
to effective utilization of human waste,
biomass

Water purification plant flow

In order to continue to provide secure, safe, stable, tasty and value-added water

浄水処理設備

Water treatment facility

We propose the optimum water purification facilities tailored to the scale of water purification plant and the required water quality.

浄水場フロー 浄水場フロー
排水処理設備

Drainage treatment facility

Drainage sludge is produced as a byproduct of water purification process.
We propose the most suitable treatment and the most beneficial utilization of sludge.

Receiving
well
Pretreatment/
Sedimentation
facility
Filtration/
chemical dosing
facility
Purified
water
reservoir
Thickening
tank
Dewatering
facility
Drying
equipment

Receiving well

着水井

Pretreatment/
Sedimentation
facility

沈殿池

Purified water
reservoir

浄水池

Thickening
tank

濃縮槽

Dewatering
facility

脱水設備

Drying facility

乾燥設備

Filtration/
chemical
dosing facility

Sewage treatment plant flow

Sophisticated technologies to protect the environment and support a comfortable water cycle for society.

水処理設備

Wastewater treatment facility

We propose energy-saving and high-efficiency products for pretreatment, sedimentation, and aeration tanks.

下水処理場フロー 下水処理場フロー
汚泥処理設備

Sludge treatment facility

"Sewage sludge" generated in the process of sewage treatment. We satisfy the need for efficient treatment of sewage sludge as well as the creation and conservation of energy.

Primary
sedimentation
tank
Aeration tanks
Final
sedimentation
tank
Sludge
thickening
facility
Sludge digestion
facility
Digestion
gas
storage
Biogas power
generation
Sludge
dewatering
facility
Sludge drying
facility
Sludge incineration
facility
Sludge-to-fuel
/Sludge-to-fertilizer facility

Primary
sedimentation
tank

最初沈殿池

Final
sedimentation
tank

最終沈殿池

Sludge
thickening
facility

汚泥濃縮設備

Sludge digestion facility

汚泥消化設備

Digestion gas
storage

消化ガス貯留

Biogas
power
generation

発電設備

Sludge dewatering facility

汚泥脱水設備 汚泥脱水設備

Sludge drying
facility

Sludge-to-fuel/
Sludge-to-fertilizer
facility

汚泥燃料化・肥料化設備
汚泥燃料化・肥料化設備

Tsukishima JFE Aqua Solution Products Playing Key Roles in the Water Environment

PRODUCTS

  • Water purification plant
  • Sewage treatment plant
  • Sludge regeneration
浄水処理設備
Water treatment facility
Water treatment facility
排水処理設備
Drainage treatment facility
Drainage treatment facility
水処理設備
Waste water treatment facility
Waste water treatment facility
Sludge regeneration center
Sludge regeneration center

Life Cycle Business

Our life cycle business model delivers long-term contracting services based on the Tsukishima JFE Aqua Solution Group’s technologies and operation and maintenance know-how.
Our public-private partnership businesses include private finance initiative (PFI) and design, build, and operate (DBO) contracts that integrate facility construction with long-term (15–20 years) operation and maintenance (O&M), and power generation from digestion gas utilizing the feed-in tariff (FIT) program.