Characteristics of nutriment plus:
- high bioavailability
- Chelat-complex* as protective coating
- easy to dose liquid
- custom-made mixtures for individual application
- qualified counselling and analytic support supervised by
Weihenstephan´s laboratory
*The Chelat-complex ensures that the added micronutrients are completely available to the microorganisms and do not form any unwanted bonds with sulfides and hydrosulfides which cause sedimentation in the digester. (see illustration).
Good reasons for using NUTRIMENT PLUS:
- optimization of microbiological processes
- better utilization of applied substrate
- increased methane content and higher gas yield
- longer running period of combined heat and power (CHP) unit
- shorter mixing periods
- reduces the risk of floating layers or ground sludge sedimentation
Improved substrate utilization in your digester.
| Gas yield |
|
 |
with NUTRIMENT PLUS |
without NUTRIMENT PLUS |
| time/ weeks |
Starting-up phase:
- The starting-up phase is shorter because the strained microorganisms are being supported in a positive way.
Operating mode:
| Gas yield |
|
 |
with NUTRIMENT PLUS |
without NUTRIMENT PLUS |
| time/weeks |
- Stabilisation and improvement of the microbial
degradation processes
- marginal fluctuations in performance
- increased methane content
- rise of gas yield
- Nutriment plus prevents disturbances in biological
processes
In case of a disturbance:
| Gas yield |
|
 |
with NUTRIMENT PLUS |
without NUTRIMENT PLUS |
| time/ weeks |
- clarification of the cause through parallel counselling
- full utilization is quickly restored after disturbance
- Nutriment plus secures stable processes
Practical example:
NUTRIMENT PLUS verifiably guarantees a stable degradation process, saves material and financial ressources and increases the entrepreneurial profit.
| Fatty acids g/l |
|
 |
|
acetic acid propionic acid |
| time/ months |
Addition of NUTRIMENT PLUS (starting point)
|
|
Location: (First) anaerobic digester: Second digester: CHP-Unit: electric power capacity: NUTRIMENT PLUS dosage: |
D-93413 Cham 1200 m³ 1500 m³ 450 kWel 10 500 kWh/d 10l/week |
Calculation of profitability:
Quarterly report of reference biogas plant from the district Rottal-Inn, 84342 Pfarrkirchen, Germany
Aim:
- improved utilization of substrate
- increase of volume capacity through extra substrate
General conditions: 
CHP-Unit: 450 kWel Remuneration: 16,18 ct
|
start – day 0 |
results after 3 months |
| utilization: |
84,5 % |
97,1 % |
| capacity / power: |
9.127 kWh/d |
10.485 kWh/d |
| volume capacity: |
5,3 kg oTS/m³d |
5,9 kg oTS/m³d |
| Surplus |
19.775,20 € 1) |
| minus costs of NUTRIMENT PLUS |
-2.160,00 € |
PROFIT 2) |
17.615,20 € |
1) Calculation: 1.358 kWh (rise kWh/d) x 0,1618 € x 90 days = 19.775,20 € 2) costs of extra substrate not included
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